.idx-textbook .coursebox .pic, .coursebox .pic, .newbox4 .pic, .fastbox .pic {
  position: relative;
  width: 100%;
  height: 0;
  overflow: hidden;
  cursor: pointer;
}
.idx-textbook .coursebox .pic img, .coursebox .pic img, .newbox4 .pic img, .fastbox .pic img {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  display: block;
  transition: all 0.5s;
}
.coursebox .pic:hover img, .newbox4 .pic:hover img, .fastbox .pic:hover img {
  transform: scale(1.08, 1.08);
}

/*! normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css */
html {
  line-height: 1.15;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
}

main {
  display: block;
}

h1 {
  font-size: 2em;
  margin: 0.67em 0;
}

hr {
  box-sizing: content-box;
  height: 0;
  overflow: visible;
}

pre {
  font-family: monospace, monospace;
  font-size: 1em;
}

a {
  background-color: transparent;
}

abbr[title] {
  border-bottom: none;
  text-decoration: underline;
  -webkit-text-decoration: underline dotted;
          text-decoration: underline dotted;
}

b,
strong {
  font-weight: bolder;
}

code,
kbd,
samp {
  font-family: monospace, monospace;
  font-size: 1em;
}

small {
  font-size: 80%;
}

sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

img {
  border-style: none;
}

button,
input,
optgroup,
select,
textarea {
  font-family: inherit;
  font-size: 100%;
  line-height: 1.15;
  margin: 0;
}

button,
input {
  overflow: visible;
}

button,
select {
  text-transform: none;
}

button,
[type=button],
[type=reset],
[type=submit] {
  -webkit-appearance: button;
}

button::-moz-focus-inner,
[type=button]::-moz-focus-inner,
[type=reset]::-moz-focus-inner,
[type=submit]::-moz-focus-inner {
  border-style: none;
  padding: 0;
}

button:-moz-focusring,
[type=button]:-moz-focusring,
[type=reset]:-moz-focusring,
[type=submit]:-moz-focusring {
  outline: 1px dotted ButtonText;
}

fieldset {
  padding: 0.35em 0.75em 0.625em;
}

legend {
  box-sizing: border-box;
  color: inherit;
  display: table;
  max-width: 100%;
  padding: 0;
  white-space: normal;
}

progress {
  vertical-align: baseline;
}

textarea {
  overflow: auto;
}

[type=checkbox],
[type=radio] {
  box-sizing: border-box;
  padding: 0;
}

[type=number]::-webkit-inner-spin-button,
[type=number]::-webkit-outer-spin-button {
  height: auto;
}

[type=search] {
  -webkit-appearance: textfield;
  outline-offset: -2px;
}

[type=search]::-webkit-search-decoration {
  -webkit-appearance: none;
}

::-webkit-file-upload-button {
  -webkit-appearance: button;
  font: inherit;
}

details {
  display: block;
}

summary {
  display: list-item;
}

template {
  display: none;
}

[hidden] {
  display: none;
}

/**
 * Scaffolding
 * ----------------------------------------------------------------------------
 */
* {
  -webkit-overflow-scrolling: touch;
}

body {
  font-family: "Alibaba Sans", "-apple-system", "BlinkMacSystemFont", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  line-height: 1;
  background-color: white;
}

ul,
li,
ol {
  padding: 0;
}

ul {
  margin: 0;
}

li {
  list-style-type: none;
}

input,
button,
select,
textarea {
  padding: 0;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  outline: none;
  border: none;
}

input::-ms-clear,
input::-ms-reveal {
  display: none;
}

input:-webkit-autofill {
  -webkit-box-shadow: 0 0 0 1000px white inset !important;
}

input,
textarea {
  -webkit-appearance: none;
}

input:focus,
textarea:focus {
  outline: none;
  -webkit-appearance: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-user-modify: read-write-plaintext-only;
}

a, a:active,
label,
label:active,
div,
div:active {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  tap-highlight-color: rgba(0, 0, 0, 0);
}

a {
  text-decoration: none;
}

img {
  vertical-align: middle;
}

select {
  -webkit-appearance: listbox;
}

/**
 * Typography
 * ----------------------------------------------------------------------------
 */
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  padding: 0;
  font-size: initial;
  font-weight: normal;
}

p {
  margin: 0;
  padding: 0;
}

.mask {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.5);
}
.mask .pop-con {
  position: absolute;
}

.pop-con {
  position: relative;
  padding-bottom: 20px;
  background-color: #fff;
  border: 1px solid #d9d9d9;
}
.pop-header {
  height: 48px;
  padding: 0 10px 0 20px;
  display: flex;
  display: inline-flexbox;
  line-height: 48px;
  border-bottom: 1px solid #e6e6e6;
  justify-content: space-between;
  align-items: center;
}
.pop-header-noline {
  border-bottom: none;
}
.pop-header h3 {
  font-size: 16px;
  color: #141414;
}
.pop-header a {
  width: 24px;
  height: 24px;
  text-align: center;
  font-size: 14px;
  line-height: 24px;
  color: #000;
}
.pop-header a:hover {
  color: #416B9F;
  background-color: #f5f5f5;
}

.pop-body {
  padding: 0 24px;
  min-height: 222px;
}
.pop-body-auto {
  min-height: auto;
}

.pop-footer {
  margin-top: 20px;
  font-size: 0;
}
.pop-footer a {
  margin: 0 6px;
  padding: 0 24px;
  min-width: 112px;
  display: inline-block;
  font-size: 16px;
  height: 40px;
  line-height: 38px;
  box-sizing: border-box;
}
.pop-footer a.btn-auto {
  min-width: auto;
}
.pop-footer a.btn-line-gay {
  line-height: 38px;
}
.pop-footer a:first-child {
  margin-left: 0;
}
.pop-footer a:last-child {
  margin-right: 0;
}

.pop-login {
  padding-bottom: 0;
  overflow: hidden;
}

.form-input {
  position: relative;
  line-height: 40px;
}
.form-input input {
  width: 100%;
  padding-left: 12px;
  padding-right: 12px;
  height: 40px;
  font-size: 14px;
  line-height: 38px;
  color: #262626;
  -ms-box-sizing: border-box;
  -o-box-sizing: border-box;
  box-sizing: border-box;
  border: 1px solid #d9d9d9;
  vertical-align: top;
}
.form-input input::-moz-placeholder {
  color: #bfbfbf;
  opacity: 1;
}
.form-input input:-ms-input-placeholder {
  color: #bfbfbf;
}
.form-input input::-webkit-input-placeholder {
  color: #bfbfbf;
}
.form-input input[readonly] {
  border-color: #f5f7f9;
  background: #f5f7f9;
}
.form-input input:focus {
  border-color: #416B9F;
}
.form-input input:focus + i {
  color: #416B9F;
}
.form-input > i {
  position: absolute;
  top: 0;
  left: 12px;
  font-size: 22px;
  line-height: inherit;
  color: #bfbfbf;
}
.form-input-ico input {
  padding-left: 42px;
}
.form-input-verify {
  margin-right: 108px;
}
.form-input-verify > a, .form-input-verify img {
  position: absolute;
  top: 0;
  right: -108px;
  width: 100px;
}
.form-input-verify > a {
  display: block;
  font-size: 14px;
  text-align: center;
  color: #416B9F;
  background-color: rgab(#416B9F, 0.3);
}
.form-input-verify > a:hover {
  color: #fff;
  background-color: #416B9F;
}
.form-input-verify img {
  width: 100px;
  height: 40px;
  cursor: pointer;
}
.form-input-hasopt input {
  padding-right: 42px;
}
.form-input-md {
  line-height: 36px;
}
.form-input-md input {
  height: 36px;
  line-height: 34px;
}

.form-input-opt {
  position: absolute;
  right: 12px;
  top: 0;
  z-index: 1;
  font-size: 0;
  line-height: inherit;
}
.form-input-opt a {
  color: #bfbfbf;
}
.form-input-opt a i {
  display: inline-block;
  font-size: 22px;
  line-height: inherit;
  vertical-align: top;
}

.form-forget,
.form-agt {
  font-size: 14px;
  line-height: 22px;
  color: #8c8c8c;
}

.form-forget a {
  margin-left: 12px;
  color: #8c8c8c;
}
.form-forget a:last-child {
  margin-right: 0;
}
.form-forget a:hover {
  color: #416B9F;
}

.form-agt a {
  color: #416B9F;
}
.form-agt a:hover {
  text-decoration: underline;
}

.form-label {
  position: relative;
  font-size: 0;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  -o-user-select: none;
  user-select: none;
}
.form-label > input {
  position: absolute;
  left: -999999px;
}
.form-label > * {
  display: inline-block;
  margin-right: 4px;
  margin-left: 4px;
  vertical-align: middle;
}
.form-label > *:first-child {
  margin-left: 0;
}
.form-label > *:last-child {
  margin-right: 0;
}
.form-label.disabled .form-label-btn {
  background: #f5f5f5;
  border: 1px solid #e6e6e6;
}
.form-label.disabled .form-label-btn i {
  display: inline-block;
  color: #d9d9d9;
}
.form-label.active .form-label-btn {
  color: #fff;
  background: #416B9F;
  border-color: #416B9F;
}
.form-label.active .form-label-btn i {
  display: inline-block;
}
.form-label.active .form-label-con {
  color: #416B9F;
}
.form-label-btn {
  position: relative;
  width: 16px;
  height: 16px;
  line-height: 16px;
  text-align: center;
  background: #fff;
  border: 1px solid #caccce;
  -ms-box-sizing: border-box;
  -o-box-sizing: border-box;
  box-sizing: border-box;
}
.form-label-btn i {
  margin-top: -1px;
  display: none;
  font-size: 12px;
  font-weight: bold;
  line-height: inherit;
  vertical-align: top;
}

div[data-check=checkGroup] .form-label-btn {
  border-radius: 4px;
}

div[data-radio=radioGroup] .form-label-btn {
  border-radius: 50%;
}

.form-label-con {
  font-size: 14px;
  line-height: 16px;
  color: #8c8c8c;
}

.form-select-xm {
  height: 36px;
  display: block;
}
.form-select-xm xm-select {
  min-height: 34px;
  line-height: 34px;
  border-color: #d9d9d9;
}
.form-select-xm xm-select:hover {
  border-color: #d9d9d9;
}
.form-select-xm xm-select .xm-label .scroll .label-content {
  width: 100%;
  display: initial;
  padding: 0 0 0 12px;
  line-height: inherit;
  color: #262626;
  box-sizing: border-box;
}
.form-select-xm xm-select > .xm-icon {
  right: 8px;
  width: 16px;
  height: 16px;
  line-height: 16px;
  margin-top: -8px;
  border: none;
}
.form-select-xm xm-select > .xm-icon::before {
  width: 16px;
  height: 16px;
  font-size: 16px;
  color: #8c8c8c;
  content: "\ea06";
}
.form-select-xm xm-select > .xm-body {
  min-width: initial;
  left: 0;
  right: 0;
}
.form-select-xm xm-select > .xm-body .xm-option.selected.hide-icon {
  position: relative;
  background-color: transparent !important;
}
.form-select-xm xm-select > .xm-body .xm-option.selected.hide-icon .xm-option-content {
  color: #416B9F !important;
}
.form-select-xm xm-select > .xm-body .xm-option:hover {
  background-color: #eee;
}
.form-select-xm xm-select > .xm-body .xm-option:hover .xm-option-content {
  color: #416B9F;
}
.form-select-xm xm-select > .xm-body .xm-option-content {
  width: 100%;
  display: initial;
}
.form-select-xm xm-select > .xm-tips {
  color: #bfbfbf;
}

.form-textarea textarea {
  width: 100%;
  padding: 8px 12px;
  line-height: 22px;
  color: #141414;
  box-sizing: border-box;
  border: 1px solid #d9d9d9;
  resize: none;
  vertical-align: top;
}
.form-textarea textarea::-moz-placeholder {
  color: #bfbfbf;
  opacity: 1;
}
.form-textarea textarea:-ms-input-placeholder {
  color: #bfbfbf;
}
.form-textarea textarea::-webkit-input-placeholder {
  color: #bfbfbf;
}

.form-city {
  position: relative;
}
.form-city .city-picker-input {
  line-height: 36px;
}
.form-city .city-picker-span {
  text-indent: 0;
  border-color: #d9d9d9;
}
.form-city .city-picker-span > .title {
  padding-left: 4px;
  line-height: 34px;
}
.form-city .city-picker-span > .title > span {
  display: inline-block;
  margin: 4px 0;
  padding: 0 8px;
  line-height: 26px;
  vertical-align: top;
  color: #262626;
}
.form-city .city-picker-span > .arrow {
  position: absolute;
  right: 8px;
  width: 16px;
  height: 16px;
  margin-top: -8px;
  font-size: 16px;
  line-height: 16px;
  color: #8c8c8c;
}
.form-city .city-picker-span > .arrow:before {
  display: inline-block;
  content: "\ea06";
}
.form-city .city-picker-span.open > .arrow:before {
  transform: rotate(180deg);
}
.form-city .placeholder {
  padding-left: 12px;
  display: inline-block;
  font-size: 14px;
  line-height: 34px;
  color: #bfbfbf;
  vertical-align: top;
}
.form-city .city-picker-dropdown {
  width: 100%;
}

.login-box {
  position: relative;
  width: 368px;
  min-height: 364px;
  padding: 48px 32px;
  background: url(../images/theme/default/login.jpg) bottom center no-repeat #fff;
  overflow: hidden;
}

.login-tab-menu {
  padding: 0 24px 8px;
  height: 28px;
  line-height: 28px;
}
.login-tab-menu li {
  width: 50%;
  float: left;
  text-align: center;
}
.login-tab-menu a {
  position: relative;
  display: inline-block;
  font-size: 18px;
  color: #595959;
}
.login-tab-menu a:after {
  position: absolute;
  bottom: -8px;
  left: 50%;
  width: 0;
  height: 2px;
  margin-left: 0;
  content: "";
  background-color: #416B9F;
}
.login-tab-menu a.active {
  color: #416B9F;
}
.login-tab-menu a.active:after {
  width: 20px;
  margin-left: -10px;
}

.login-form {
  margin-top: 20px;
}
.login-form .form-input {
  margin-top: 12px;
  line-height: 44px;
}
.login-form .form-input:first-child {
  margin-top: 0;
}
.login-form .form-input input {
  height: 44px;
  font-size: 16px;
  line-height: 42px;
}
.login-form .btn-primary {
  margin-top: 20px;
  display: block;
  font-size: 18px;
  line-height: 44px;
}
.login-form .form-forget {
  margin-top: 12px;
}
.login-form .form-agt {
  margin-top: 20px;
}

.login-type {
  position: absolute;
  top: 8px;
  z-index: 9;
  width: 40px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  color: #416B9F;
  cursor: pointer;
}
.login-type::before, .login-type::after {
  position: absolute;
}
.login-type::before {
  z-index: 2;
  width: 0;
  height: 0;
  content: "";
  border: 20px solid;
}
.login-type::after {
  content: "\ea70";
  font-size: 40px;
}
.login-type.active::after {
  content: "\ea74";
}
.login-type.left {
  left: 8px;
}
.login-type.left::before {
  left: 0;
  border-color: transparent #fff #fff transparent;
}
.login-type.left::after {
  left: 0;
}
.login-type.right {
  right: 8px;
}
.login-type.right::before {
  right: 0;
  border-color: transparent transparent #fff #fff;
}
.login-type.right::after {
  right: 0;
}

.login-code {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  display: none;
  padding: 20px;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  background: url(../images/theme/default/login.jpg) bottom center no-repeat #fff;
}
.login-code .pic {
  margin-top: -40px;
  width: 160px;
  height: 160px;
  padding: 4px;
  border: 1px solid #eee;
}
.login-code .txt {
  margin-top: 12px;
  font-size: 14px;
  color: #595959;
}
.login-code .form-agt {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 24px;
  padding: 0 24px;
  text-align: center;
}
.login-code.active {
  display: flex;
  display: -webkit-flex;
}

.login-close {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 3;
  width: 24px;
  height: 24px;
  text-align: center;
  line-height: 24px;
  color: #a6a6a6;
  cursor: pointer;
}
.login-close i {
  font-size: 16px;
}
.login-close:hover {
  color: #416B9F;
  background-color: #f5f5f5;
}

.login-title {
  padding-bottom: 12px;
  color: #141414;
  font-size: 24px;
  font-weight: bold;
  cursor: default;
}
.login-title span {
  position: relative;
  display: inline-block;
}
.login-title span::after {
  position: absolute;
  left: -2px;
  right: -2px;
  bottom: -4px;
  display: inline-block;
  content: "";
  height: 8px;
  background: rgba(65, 107, 159, 0.2);
}

/**
 * Tabs
 * ----------------------------------------------------------------------------
 */
/**
 * Base styles
 */
.tabs-head {
  display: flex;
  align-items: center;
  justify-content: center;
}
.tabs-item {
  text-align: center;
}

.tabs-link {
  position: relative;
  display: block;
  line-height: 1;
  font-size: 16px;
  font-weight: bold;
  color: #111315;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s;
}
.tabs-link.active {
  color: #416B9F;
}
.tabs-link.active::after {
  width: 20px;
}
.tabs-link::after {
  display: inline-block;
  content: "";
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background-color: #416B9F;
  transition: all 0.3s;
}

.tabs-con {
  display: none;
}
.tabs-con.active {
  display: block;
}

.body-bg1 {
  min-height: 100vh;
  background: #fff;
}
@media screen and (max-width: 750px) {
  .body-bg1 {
    background: #f5f5f5;
  }
}

@media screen and (min-width: 1200px) {
  ::-moz-selection {
    color: white;
    background: #222;
    text-shadow: none;
  }
  ::selection {
    color: white;
    background: #222;
    text-shadow: none;
  }
  ::-webkit-scrollbar-track-piece {
    width: 10px;
    background-color: #eee;
    border-radius: 50px;
  }
  ::-webkit-scrollbar {
    width: 8px;
    height: 6px;
  }
  ::-webkit-scrollbar-thumb {
    height: 50px;
    background: #999;
    border-radius: 50px;
    cursor: pointer;
  }
}
.container, .webwidth {
  display: block;
  margin-left: auto;
  margin-right: auto;
  box-sizing: border-box;
  width: 100%;
}
@media screen and (min-width: 60px) {
  .container, .webwidth {
    max-width: 1200px;
  }
}
@media screen and (max-width: 60px) and (min-width: 1240px) {
  .container, .webwidth {
    margin-left: 20px;
    margin-right: 20px;
  }
}
@media screen and (max-width: 750px) {
  .container, .webwidth {
    padding-left: 12px;
    padding-right: 12px;
  }
}

.headerbg {
  background: #537BAE;
}

.header {
  height: 104px;
  display: flex;
  display: -webkit-flex;
  justify-content: space-between;
  align-items: center;
}
.header-logo {
  height: 60px;
}
.header-logo img {
  width: auto;
  height: 100%;
}

.header-right {
  display: flex;
  display: -webkit-flex;
  align-items: center;
  font-size: 0;
}
.header-right .form-input {
  position: relative;
  line-height: 36px;
}
.header-right .form-input input {
  padding-right: 40px;
  height: 36px;
  line-height: 36px;
  border: none;
}
.header-right .form-input > a {
  position: absolute;
  right: 12px;
  top: 0;
  color: #a6a6a6;
}
.header-right .form-input > a i {
  font-size: 20px;
}
.header-right img {
  width: 64px;
  height: 64px;
  margin-left: 16px;
}
.header-right > a {
  color: #fff;
}

.header-search {
  margin-right: 6px;
}
.header-search a {
  color: #fff;
}
.header-search a i {
  font-size: 16px;
}

.header-opt {
  font-size: 0;
}
.header-opt a {
  position: relative;
  font-size: 14px;
  line-height: 20px;
  color: #fff;
}

@media screen and (min-width: 750px) {
  .navbg {
    background: #416B9F;
  }
}
@media screen and (max-width: 750px) {
  .navbg {
    position: fixed;
    top: 50px;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 99;
    display: none;
    background-color: #fff;
  }
}

.nav ul {
  display: -webkit-flex;
  justify-content: space-between;
}
.nav li {
  position: relative;
  line-height: 52px;
}
.nav li > a {
  display: block;
  width: 174px;
  text-align: center;
  font-size: 16px;
  color: #fff;
}
.nav li > a.cur, .nav li > a.active, .nav li > a:hover {
  color: #fff;
  background-color: #346098;
}
.nav li i {
  display: none;
  margin-left: 2px;
  font-size: 16px;
  line-height: inherit;
  vertical-align: top;
}
.nav li:last-child .nav-dropdown {
  left: initial;
  right: -12px;
}
@media screen and (min-width: 750px) {
  .nav ul {
    height: 52px;
    align-items: center;
  }
}
@media screen and (max-width: 750px) {
  .nav ul {
    flex-direction: column;
  }
  .nav li {
    border-bottom: 1px solid #eaecee;
  }
  .nav li a {
    color: #000;
  }
  .nav li a.cur, .nav li a.active, .nav li a:hover {
    color: #416B9F;
    background-color: #346098;
  }
  .nav li i {
    float: right;
    display: block;
  }
}

.nav-dropdown {
  padding: 4px 8px;
  text-align: left;
  background: #fff;
  border-radius: 8px;
  box-sizing: border-box;
  display: none;
}
.nav-dropdown p {
  margin: 2px 0;
  font-size: 14px;
  line-height: 34px;
}
.nav-dropdown p a {
  padding: 0 16px;
  display: block;
  color: #595959;
}
.nav-dropdown p a:hover {
  color: #416B9F;
  background-color: rgba(65, 107, 159, 0.1);
  border-radius: 8px;
}
@media screen and (min-width: 750px) {
  .nav-dropdown {
    position: absolute;
    left: 50%;
    top: 52px;
    z-index: 99;
    width: 120px;
    margin-left: -60px;
    text-align: center;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
  }
  .nav-dropdown.lg {
    width: 188px;
    margin-left: -94px;
  }
  .nav-dropdown:before {
    position: absolute;
    left: 0;
    right: 0;
    top: -10px;
    height: 10px;
    content: "";
  }
}
@media screen and (max-width: 750px) {
  .nav-dropdown {
    padding: 0 0 12px;
  }
  .nav-dropdown p a {
    padding: 0;
  }
}

.img-wrap {
  margin-left: 16px;
  text-align: center;
  cursor: pointer;
}
.img-wrap img {
  margin-left: 0;
}
.img-wrap .txt {
  margin-top: 4px;
  font-size: 12px;
  color: #fff;
}

.footerbg {
  padding: 32px 0;
  background-color: #416B9F;
}
.footerbg.footerbg1 {
  background-image: url(../images/theme/default/footerbg.jpg);
  background-size: cover;
}
.footerbg.footerbg1 .footer-left {
  display: flex;
  display: -webkit-flex;
  align-items: c;
}
.footerbg.footerbg1 + .copybg {
  border-top: none;
}

.copybg {
  padding: 20px 0;
  background: #416B9F;
  border-top: 2px solid #344F74;
}
.copybg span {
  margin: 0 12px;
}

.footer-txt p {
  margin-top: 4px;
  font-size: 14px;
  line-height: 22px;
  color: #fff;
}
.footer-txt p span {
  margin: 0 8px;
}
.footer-txt p:first-child {
  margin-top: 0;
}

.footer-logo {
  position: relative;
  height: 50px;
}
.footer-logo img {
  width: auto;
  height: 100%;
}

.footer-social {
  position: relative;
  font-size: 0;
  height: 36px;
  flex: 1;
}
.footer1 .footer-social {
  margin-left: 40px;
  padding-left: 41px;
}
.footer1 .footer-social::before {
  position: absolute;
  left: 0;
  top: 50%;
  width: 1px;
  height: 32px;
  margin-top: -16px;
  content: "";
  background: rgba(255, 255, 255, 0.5);
}
.footer-social .footer-box {
  margin-right: 16px;
}
.footer-social .footer-box:last-child {
  max-width: 200px;
  margin-right: 0;
}
.footer-box {
  position: relative;
  width: 36px;
  height: 36px;
  display: inline-block;
  text-align: center;
  line-height: 36px;
  color: #fff;
  background: #314359;
  cursor: pointer;
}
.footer-box i {
  font-size: 18px;
}
.footer-box .footer-boxs {
  bottom: 40px;
  opacity: 0;
}
.footer-box:hover {
  color: #fff;
  background-color: #416B9F;
}
.footer-box:hover .footer-boxs {
  bottom: 48px;
  opacity: 1;
}

.footer-boxs {
  position: absolute;
  left: 50%;
  z-index: 9;
  width: 80px;
  height: 80px;
  margin-left: -40px;
  background-color: #fff;
}
.footer-boxs:after {
  position: absolute;
  bottom: -12px;
  left: 50%;
  margin-left: -6px;
  content: "";
  border: 6px solid;
  border-color: #fff transparent transparent transparent;
}
.footer-boxs img {
  width: 100%;
  height: 100%;
}

.footer1 {
  display: flex;
  display: -webkit-flex;
  justify-content: space-between;
  align-items: center;
}

.footer2 {
  display: flex;
  display: -webkit-flex;
  justify-content: space-between;
}
.footer-left {
  margin-right: 160px;
}

.footer-code {
  margin-top: 24px;
  font-size: 0;
}
.footer-code .footer-codebox:first-child {
  margin-left: 0;
}
.footer-code .footer-codebox:last-child {
  margin-right: 0;
}
.footer-codebox {
  margin: 0 12px;
  display: inline-block;
}
.footer-codebox img {
  width: 64px;
  height: 64px;
}

.footer-link,
.footer-contact {
  color: #fff;
}
.footer-link h3,
.footer-contact h3 {
  font-size: 20px;
  line-height: 1.5;
}
.footer-link ul,
.footer-contact ul {
  margin-top: 16px;
}
.footer-link li,
.footer-contact li {
  margin-top: 4px;
  font-size: 14px;
  line-height: 22px;
}
.footer-link li a,
.footer-contact li a {
  color: #fff;
}
.footer-link li a:hover,
.footer-contact li a:hover {
  text-decoration: underline;
}

.footer-link {
  margin-right: 120px;
  max-width: 200px;
}
.footer-contact {
  flex: 1;
}

.footer-text {
  margin: 0 auto;
}
.footer-text .footer-txt {
  margin-top: 24px;
}

@font-face {
  font-family: "PFDinTextPro-Regular";
  src: url("../webfont/PFDinTextPro-Regular.ttf") format("truetype");
  font-weight: normal;
  font-style: normal;
}
.no-roll {
  overflow-y: hidden;
}

input::-webkit-text-security {
  display: none;
}

input::-webkit-credentials-auto-fill-button {
  position: absolute;
  right: 0;
  display: none !important;
  visibility: hidden;
  pointer-events: none;
}

input::-webkit-input-safebox-button {
  display: none;
}

.sub-aside ul li a::after, .newbox3::before, .newbox2 h2::before, .form-select-xm xm-select > .xm-icon, .form-city .city-picker-span > .arrow:before, .login-type::after {
  font-family: "whaty" !important;
  font-style: normal;
  text-align: center;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.bd-xs {
  border-radius: 2px;
}

.bd-sm, .page-num .form-select-xm xm-select, .page-total .form-input input, .page > a, .login-close {
  border-radius: 4px;
}

.bd-md, .coursebox .txt h5 .btn-primary,
.coursebox-x .txt h5 .btn-primary, .coursebox .txt h2 mark,
.coursebox-x .txt h2 mark, .pop-header a, .pop-footer a, .form-input input, .form-input-verify > a, .form-input-verify img, .form-select-xm xm-select, .form-textarea textarea, .form-city .city-picker-span, .login-form .btn-primary, .footer-boxs {
  border-radius: 6px;
}

.bd-lg, .idx-new-style1 .pic, .coursebox, .newbox4 .txt, .newbox4 .pic, .fastbox, .quickbox, .page-mb a, .pop-con, .login-box {
  border-radius: 8px;
}

.bd-rd, .quickbox .txt h4, .header-right .form-input input {
  border-radius: 100px;
}

.bd-by, .idx-ban .swiper-button-prev,
.idx-ban .swiper-button-next, .quickbox span, .footer-box {
  border-radius: 50%;
}

.form-input input, .login-box {
  -ms-box-sizing: border-box;
  -o-box-sizing: border-box;
  box-sizing: border-box;
}

.mt0 {
  margin-top: 0;
}

.mt24 {
  margin-top: 24px;
}

.mt50 {
  margin-top: 50px;
}

.pop-con {
  background-color: #fff;
  -ms-box-shadow: 0 9px 28px rgba(0, 0, 0, 0.05);
  -o-box-shadow: 0 9px 28px rgba(0, 0, 0, 0.05);
  box-shadow: 0 9px 28px rgba(0, 0, 0, 0.05);
}

.flex { /* OLD - Firefox 19- (buggy but mostly works) */ /* TWEENER - IE 10 */ /* NEW - Chrome */
  display: flex;
  display: -webkit-box; /* OLD - iOS 6-, Safari 3.1-6 */
}

.flex-item-1 { /* OLD - iOS 6-, Safari 3.1-6 */ /* OLD - Firefox 19- */ /* Chrome */ /* IE 10 */
  flex: 1;
}

.flex-item-2 { /* OLD - iOS 6-, Safari 3.1-6 */ /* OLD - Firefox 19- */ /* Chrome */ /* IE 10 */
  flex: 2;
}

.flex-item-3 { /* OLD - iOS 6-, Safari 3.1-6 */ /* OLD - Firefox 19- */ /* Chrome */ /* IE 10 */
  flex: 3;
}

.flex-item-4 { /* OLD - iOS 6-, Safari 3.1-6 */ /* OLD - Firefox 19- */ /* Chrome */ /* IE 10 */
  flex: 4;
}

.text-p2, .idx-new .pic-mask h2, .coursebox .txt .idx-new .pic-mask h2, .idx-new .pic-mask .coursebox .txt h2,
.coursebox-x .txt .idx-new .pic-mask h2,
.idx-new .pic-mask .coursebox-x .txt h2, .coursebox .txt h2.text-p2, .coursebox .txt .newbox1 h2, .newbox1 .coursebox .txt h2, .coursebox .txt .newbox5 h2, .newbox5 .coursebox .txt h2, .coursebox .newbox4 .txt h2, .newbox4 .coursebox .txt h2,
.coursebox-x .txt h2.text-p2,
.coursebox-x .txt .newbox1 h2,
.newbox1 .coursebox-x .txt h2,
.coursebox-x .txt .newbox5 h2,
.newbox5 .coursebox-x .txt h2,
.coursebox-x .newbox4 .txt h2,
.newbox4 .coursebox-x .txt h2, .newbox5 h2, .newbox4 .txt h2, .newbox1 h2 {
  display: -webkit-box;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.tabs-con {
  display: none;
}
.tabs-con.active {
  display: block;
}

.color-primary {
  color: #416B9F;
}

.mt20 {
  margin-top: 20px;
}

[class*=btn-] {
  text-align: center;
}
[class*=btn-].disabled {
  color: #fff;
  background-color: #bfbfbf;
  cursor: not-allowed;
}
[class*=btn-].disabled:hover {
  background: #bfbfbf;
}

.btn-primary {
  color: #fff;
  background: #416B9F;
}
.btn-primary:hover {
  background: #32537b;
}

.btn-blue {
  color: #fff;
  background: linear-gradient(93deg, #3C7EDD 2.77%, #689AE4 97.51%), var(--Primary, #416B9F);
}
.btn-blue:hover {
  background: linear-gradient(93deg, rgba(60, 126, 221, 0.9) 2.77%, rgba(104, 154, 228, 0.9) 97.51%), rgba(65, 107, 159, 0.9);
}

.btn-hollow {
  color: #416B9F;
  background-color: #fff;
  border: 1px solid #416B9F;
}
.btn-hollow:hover {
  color: #fff;
  background-color: #416B9F;
}

.btn-primary-light {
  color: #416B9F;
  background-color: rgba(65, 107, 159, 0.1);
}
.btn-primary-light:hover {
  color: #fff;
  background-color: #416B9F;
}

.btn-line-primary {
  color: #416B9F;
  border: 1px solid #416B9F;
}
.btn-line-primary:hover {
  color: #fff;
  background: #416B9F;
}

.btn-orange {
  color: #fff;
  background-color: #FF932F;
}
.btn-orange:hover {
  background-color: rgba(255, 147, 47, 0.9);
}

.lab-type {
  color: #fff;
  background-image: linear-gradient(90.64deg, #fc913d 7.7%, #fea841 99.61%);
}

.lab-primary {
  color: #fff;
  background-color: #416B9F;
}

.lab-primary-light {
  color: #416B9F;
  background-color: rgba(65, 107, 159, 0.1);
}

.pic img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}

.page {
  margin-top: 24px;
  font-size: 0;
  text-align: center;
  color: #8c8c8c;
}
.page > * {
  display: inline-block;
  font-size: 14px;
  line-height: 32px;
}
.page > a {
  min-width: 16px;
  padding: 0 8px;
  margin: 0 4px;
  font-size: 14px;
  color: #141414;
}
.page > a:hover {
  color: #416B9F;
  background-color: #eee;
}
.page > a.cur {
  color: #fff;
  background-color: #416B9F;
}
.page > a.link {
  color: #bfbfbf;
}
.page > a.link:hover {
  color: #416B9F;
}
.page-total {
  margin-left: 32px;
  vertical-align: top;
}
.page-total .form-input {
  width: 40px;
  margin: 0 8px;
  display: inline-block;
  line-height: initial;
  vertical-align: top;
}
.page-total .form-input input {
  padding: 0 4px;
  height: 32px;
  line-height: 30px;
  color: #141414;
  text-align: center;
}
.page-total a {
  color: #416B9F;
}

.page-num {
  margin-left: 32px;
}
.page-num .form-select-xm {
  width: 66px;
  height: 32px;
  display: inline-block;
  vertical-align: top;
}
.page-num .form-select-xm xm-select {
  min-height: 30px;
  line-height: 30px;
  border-color: #d9d9d9;
}

.page-mb {
  margin-top: 12px;
  justify-content: space-between;
}
.page-mb a {
  padding: 0 24px;
  font-size: 14px;
  line-height: 36px;
  color: #416B9F;
  background-color: #fff;
  border: 1px solid #416B9F;
}

.mCSB_scrollTools {
  padding: 0 2px;
  width: 6px;
}
.mCSB_scrollTools .mCSB_dragger .mCSB_dragger_bar {
  width: inherit;
}
.mCSB_scrollTools.mCS-minimal .mCSB_dragger .mCSB_dragger_bar {
  background: #dcdfe6;
}

.mCS-minimal.mCSB_scrollTools .mCSB_dragger.mCSB_dragger_onDrag .mCSB_dragger_bar,
.mCS-minimal.mCSB_scrollTools .mCSB_dragger:active .mCSB_dragger_bar {
  background-color: #bec4d1;
}

.flex-row {
  margin: -12px;
}
.flex-row li {
  margin: 12px 0;
}
.flex-row li > div, .flex-row li > a {
  height: 100%;
  margin: 0 12px;
  -ms-box-sizing: border-box;
  -o-box-sizing: border-box;
  box-sizing: border-box;
}

@media screen and (max-width: 750px) {
  .page {
    display: none;
  }
  .mb-hidden {
    display: none;
  }
  .mb-top {
    margin-top: 50px;
  }
  .page-mb {
    display: flex;
    display: -webkit-flex;
  }
}
@media screen and (min-width: 750px) {
  .page-mb,
  .pc-hidden {
    display: none;
  }
}
.flex { /* OLD - Firefox 19- (buggy but mostly works) */ /* TWEENER - IE 10 */ /* NEW - Chrome */
  display: flex;
  display: -webkit-box; /* OLD - iOS 6-, Safari 3.1-6 */
}

.flex-item-1 { /* OLD - iOS 6-, Safari 3.1-6 */ /* OLD - Firefox 19- */ /* Chrome */ /* IE 10 */
  flex: 1;
}

.flex-item-2 { /* OLD - iOS 6-, Safari 3.1-6 */ /* OLD - Firefox 19- */ /* Chrome */ /* IE 10 */
  flex: 2;
}

.flex-item-3 { /* OLD - iOS 6-, Safari 3.1-6 */ /* OLD - Firefox 19- */ /* Chrome */ /* IE 10 */
  flex: 3;
}

.flex-item-4 { /* OLD - iOS 6-, Safari 3.1-6 */ /* OLD - Firefox 19- */ /* Chrome */ /* IE 10 */
  flex: 4;
}

.idx-more {
  font-size: 14px;
  line-height: 22px;
  color: #8c8c8c;
}
.idx-more:hover {
  text-decoration: underline;
  color: #416B9F;
}
.idx-more i {
  margin-left: 4px;
  display: inline-block;
  font-size: 20px;
  line-height: inherit;
  vertical-align: top;
}

.idx-detail {
  display: inline-block;
  line-height: 22px;
  font-size: 14px;
  color: #416B9F;
  white-space: nowrap;
}
.idx-detail:hover span {
  text-decoration: underline;
}
.idx-detail > * {
  display: inline-block;
  vertical-align: middle;
}
.idx-detail i {
  margin-left: 6px;
  font-size: 20px;
  font-weight: bold;
}

.idx-title {
  position: relative;
  height: 54px;
  text-align: center;
  vertical-align: top;
}
.idx-title h3 {
  padding-top: 20px;
  font-size: 32px;
  color: #141414;
  font-weight: bold;
}
.idx-title h3 span {
  color: #416B9F;
}
.idx-title h4 {
  margin-top: -49px;
  font-size: 40px;
  text-transform: uppercase;
  color: rgba(80, 155, 251, 0.1);
}
.idx-title .idx-more {
  position: absolute;
  right: 0;
  top: 50%;
  margin-top: -11px;
}
@media screen and (max-width: 750px) {
  .idx-title .idx-more {
    margin-top: -6px;
  }
}

.pb0 {
  padding-bottom: 0 !important;
}

.mr12 {
  margin-right: 12px !important;
}

.no-wrap {
  flex-wrap: nowrap !important;
}

.back {
  line-height: 22px;
  font-size: 14px;
  color: #595959;
}
.back.position {
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 9;
}
.back:hover {
  color: #416B9F;
}
.back i {
  margin-right: 8px;
  font-size: 16px;
}

.title-arrow {
  margin-top: 8px;
  display: inline-block;
  line-height: 16px;
  font-size: 16px;
  color: #416B9F;
}

.pb40 {
  padding-bottom: 40px !important;
}

.ml10 {
  margin-left: 10px !important;
}

.textbook-card {
  border-radius: 8px;
  background: linear-gradient(180deg, #FFF 0%, rgba(255, 255, 255, 0) 100%);
}

.btn {
  padding: 0 24px;
  height: 40px;
  line-height: 38px;
  font-size: 16px;
  border-radius: 6px;
}
.btn.btn-md {
  height: 36px;
  line-height: 36px;
  font-size: 14px;
}

.primary {
  color: #416B9F !important;
}

.red {
  color: #EE2B2B !important;
}

.pt24 {
  padding-top: 24px !important;
}

.pb24 {
  padding-bottom: 24px !important;
}

.quickbox {
  position: relative;
  display: flex;
  display: -webkit-flex;
  height: 46px;
  padding: 20px;
  background: #f0f9ff;
  align-items: center;
  justify-content: space-between;
}
.quickbox span {
  padding: 3px;
  width: 40px;
  height: 40px;
  background: #e4f5ff;
}
.quickbox span img {
  width: 100%;
  height: 100%;
}
.quickbox .txt {
  width: calc(100% - 46px - 20px);
  padding: 0 10px 0 8px;
  -ms-box-sizing: border-box;
  -o-box-sizing: border-box;
  box-sizing: border-box;
}
.quickbox .txt h2 {
  display: block;
  font-size: 16px;
  line-height: 24px;
  color: #141414;
  font-weight: bold;
}
.quickbox .txt h4 {
  display: inline-block;
  width: 36px;
  height: 13px;
  margin-top: 4px;
  background: url(../images/go.png) center no-repeat #416B9F;
}
.quickbox i {
  font-size: 20px;
  color: #dde6ef;
}
.quickbox:hover {
  transform: translateY(-4px);
}
.quickbox:hover .txt h2 {
  color: #416B9F;
}
.quickbox:hover i {
  color: #416B9F;
}

.fastbox {
  position: relative;
  display: block;
  padding: 24px 16px 24px 24px;
  overflow: hidden;
  text-align: center;
  border-radius: 8px;
  border: 1px solid #FFF;
  box-sizing: border-box;
}
.fastbox.blue {
  background: linear-gradient(93deg, rgba(60, 126, 221, 0.15) 2.77%, rgba(60, 126, 221, 0.06) 97.51%), #FFF;
}
.fastbox.blue .icon {
  background-image: url("../images/fast/icon-1.svg");
}
.fastbox.green {
  background: linear-gradient(93deg, rgba(54, 201, 122, 0.15) 2.77%, rgba(54, 201, 122, 0.06) 97.51%), #FFF;
}
.fastbox.green .icon {
  background-image: url("../images/fast/icon-2.svg");
}
.fastbox.orange {
  background: linear-gradient(93deg, rgba(255, 147, 47, 0.15) 2.77%, rgba(250, 177, 30, 0.06) 97.51%), #FFF;
}
.fastbox.orange .icon {
  background-image: url("../images/fast/icon-3.svg");
}
.fastbox.purple {
  background: linear-gradient(93deg, rgba(136, 80, 255, 0.15) 2.77%, rgba(136, 80, 255, 0.06) 97.51%), #FFF;
}
.fastbox.purple .icon {
  background-image: url("../images/fast/icon-4.svg");
}
.fastbox .pic {
  padding-bottom: 40%;
  padding-bottom: 40%;
  padding-bottom: 40%;
}
.fastbox .pic img {
  -o-object-fit: fill;
     object-fit: fill;
}
.fastbox .pic img {
  -o-object-fit: contain;
     object-fit: contain;
}
.fastbox .pic img {
  -o-object-fit: cover;
     object-fit: cover;
}
.fastbox .icon {
  display: inline-block;
  width: 56px;
  height: 56px;
  background-size: cover;
  background-repeat: no-repeat;
}
.fastbox .txt {
  margin-top: 12px;
}
.fastbox .txt h2 {
  font-size: 18px;
  line-height: 28px;
  font-weight: bold;
  color: #1A202C;
  text-align: center;
}
.fastbox:hover.blue .txt h2 {
  color: #4789e2;
}
.fastbox:hover.green .txt h2 {
  color: #49cd86;
}
.fastbox:hover.orange .txt h2 {
  color: #ffb162;
}
.fastbox:hover.purple .txt h2 {
  color: #a56aff;
}
.fastbox:hover .pic img {
  transform: scale(1.08, 1.08);
}

.idx-logo ul li a {
  display: inline-block;
  height: 56px;
  border-radius: 6px;
  overflow: hidden;
}
.idx-logo ul li a img {
  height: 100%;
}

.light {
  background: rgba(240, 249, 255, 0.5);
}

.newbox1 h2,
.newbox2 h2 {
  font-size: 15px;
  line-height: 22px;
}
.newbox1 h2 a,
.newbox2 h2 a {
  color: #141414;
}
.newbox1 h2 a:hover,
.newbox2 h2 a:hover {
  color: #416B9F;
}
.bg-white .newbox1,
.bg-white .newbox2 {
  padding: 16px;
}

.newbox1 {
  display: flex;
  display: -webkit-flex;
  justify-content: space-between;
  align-items: center;
}
.newbox1 .arrow {
  margin-right: 4px;
  width: 18px;
  font-size: 18px;
  color: rgba(92, 107, 119, 0.4);
  text-align: center;
}
.newbox1 h2 {
  width: calc(100% - 50px - 16px);
  height: 44px;
  text-align: justify;
}
.newbox1:hover time {
  color: #416B9F;
}

.newbox2 h2 {
  position: relative;
  text-align: justify;
}
.newbox2 h2::before {
  display: inline-block;
  margin-right: 4px;
  content: "\ea0a";
  font-size: 18px;
  line-height: inherit;
  color: #bec4c9;
  vertical-align: top;
}
.newbox2 time {
  margin-left: 22px;
  margin-top: 4px;
  display: inline-block;
  font-size: 13px;
  line-height: 18px;
  color: #8c8c8c;
}

.newbox3 {
  position: relative;
  display: flex;
  display: -webkit-flex;
  font-size: 15px;
  justify-content: space-between;
}
.newbox3::before {
  margin-right: 4px;
  content: "\ea0a";
  font-size: 16px;
  color: #416B9F;
}
.newbox3 a {
  color: #141414;
  flex: 1;
}
.newbox3 a:hover {
  color: #416B9F;
}
.newbox3 time {
  margin-left: 4px;
  color: #8c8c8c;
  flex-shrink: 0;
}

.newbox5 time, .newbox4 .txt time {
  font-size: 14px;
  line-height: 22px;
  color: #8c8c8c;
}
.newbox5 h2, .newbox4 .txt h2 {
  font-size: 15px;
  line-height: 22px;
}
.newbox5 h2 a, .newbox4 .txt h2 a {
  color: #141414;
}
.newbox5 h2 a:hover, .newbox4 .txt h2 a:hover {
  color: #416B9F;
}

.newbox4 {
  cursor: pointer;
}
.newbox4 .pic {
  padding-bottom: 66.6666666667%;
  padding-bottom: 66.6666666667%;
  padding-bottom: 66.6666666667%;
}
.newbox4 .pic img {
  -o-object-fit: fill;
     object-fit: fill;
}
.newbox4 .pic img {
  -o-object-fit: contain;
     object-fit: contain;
}
.newbox4 .pic img {
  -o-object-fit: cover;
     object-fit: cover;
}
.newbox4 .txt {
  position: relative;
  z-index: 2;
  border: 1px solid #f2f2f2;
  background-color: #fff;
  box-sizing: border-box;
}
.newbox4 .txt h2 {
  height: 44px;
  margin-top: 16px;
}
.newbox4 .txt h2 a:hover {
  color: #fff;
}
.newbox4:hover .txt {
  background-image: url(../images/theme/default/newbox-bg.jpg);
  background-size: cover;
  border-color: transparent;
  transform: translateY(-4px);
}
.newbox4:hover .txt h2, .newbox4:hover .txt h2 a, .newbox4:hover .txt time {
  color: #fff;
}

.newbox5 {
  padding: 8px 0;
  border-bottom: 1px solid #f2f2f2;
}
.newbox5 time {
  margin-top: 8px;
}

.course-rankbox .pic,
.coursebox .pic,
.coursebox-x .pic {
  position: relative;
}
.course-rankbox .pic mark,
.coursebox .pic mark,
.coursebox-x .pic mark {
  position: absolute;
  z-index: 1;
  padding: 0 8px;
  max-width: 70%;
  font-size: 12px;
  line-height: 24px;
  border-radius: 8px 0 8px 0;
  -ms-box-sizing: border-box;
  -o-box-sizing: border-box;
  box-sizing: border-box;
}

.coursebox,
.coursebox-x {
  cursor: pointer;
}
.coursebox .txt h2,
.coursebox-x .txt h2 {
  font-size: 16px;
  line-height: 24px;
}
.coursebox .txt h2.text-p2, .coursebox .txt .idx-new .pic-mask h2, .idx-new .pic-mask .coursebox .txt h2, .coursebox .txt .newbox1 h2, .newbox1 .coursebox .txt h2, .coursebox .txt .newbox5 h2, .newbox5 .coursebox .txt h2, .coursebox .newbox4 .txt h2, .newbox4 .coursebox .txt h2,
.coursebox-x .txt h2.text-p2,
.coursebox-x .txt .idx-new .pic-mask h2,
.idx-new .pic-mask .coursebox-x .txt h2,
.coursebox-x .txt .newbox1 h2,
.newbox1 .coursebox-x .txt h2,
.coursebox-x .txt .newbox5 h2,
.newbox5 .coursebox-x .txt h2,
.coursebox-x .newbox4 .txt h2,
.newbox4 .coursebox-x .txt h2 {
  height: 48px;
}
.coursebox .txt h2 a,
.coursebox-x .txt h2 a {
  color: #141414;
}
.coursebox .txt h2 a:hover,
.coursebox-x .txt h2 a:hover {
  color: #416B9F;
}
.coursebox .txt h2 mark,
.coursebox-x .txt h2 mark {
  padding: 0 4px;
  display: inline-block;
  margin-right: 4px;
  margin-top: 2px;
  max-width: 80px;
  font-size: 12px;
  line-height: 20px;
  vertical-align: top;
}
.coursebox .txt h4, .coursebox .txt h6, .coursebox .txt p,
.coursebox-x .txt h4,
.coursebox-x .txt h6,
.coursebox-x .txt p {
  margin-top: 12px;
  height: 22px;
  font-size: 14px;
  line-height: 22px;
}
.coursebox .txt h4,
.coursebox-x .txt h4 {
  color: #a6a6a6;
}
.coursebox .txt h4 span,
.coursebox-x .txt h4 span {
  display: inline-block;
  width: 1px;
  height: 12px;
  margin: 5px 8px;
  vertical-align: top;
  background-color: #f0f0f0;
}
.coursebox .txt p,
.coursebox-x .txt p {
  margin-top: 4px;
  color: #a6a6a6;
}
.coursebox .txt p.first,
.coursebox-x .txt p.first {
  margin-top: 8px;
}
.coursebox .txt h6,
.coursebox-x .txt h6 {
  padding-top: 12px;
  color: #8c8c8c;
  border-top: 1px solid #f2f2f2;
}
.coursebox .txt h5,
.coursebox-x .txt h5 {
  margin-top: 8px;
  display: flex;
  display: -webkit-flex;
  justify-content: space-between;
  align-items: center;
}
.coursebox .txt h5 span,
.coursebox-x .txt h5 span {
  font-size: 14px;
  line-height: 20px;
  color: #8c8c8c;
  flex: 1;
}
.coursebox .txt h5 span i,
.coursebox-x .txt h5 span i {
  display: inline-block;
  margin-right: 4px;
  font-size: 14px;
  line-height: inherit;
}
.coursebox .txt h5 .btn-primary,
.coursebox-x .txt h5 .btn-primary {
  padding: 0 16px;
  font-size: 14px;
  line-height: 32px;
}
.coursebox .more,
.coursebox-x .more {
  margin-top: 16px;
  display: inline-block;
  font-size: 14px;
  line-height: 22px;
  color: #5f6d7e;
}
.coursebox .more i,
.coursebox-x .more i {
  margin-left: 6px;
  display: inline-block;
  font-size: 20px;
  line-height: inherit;
  vertical-align: top;
}
.coursebox .more:hover,
.coursebox-x .more:hover {
  color: #416B9F;
}
.coursebox:hover .pic img,
.coursebox-x:hover .pic img {
  transform: scale(1.08, 1.08);
}
.coursebox:hover .txt h2 a,
.coursebox-x:hover .txt h2 a {
  color: #416B9F;
}
.coursebox:hover .more i,
.coursebox-x:hover .more i {
  margin-left: 12px;
}
@media screen and (max-width: 750px) {
  .coursebox .txt h2,
  .coursebox-x .txt h2 {
    font-size: 14px;
    line-height: 20px;
  }
  .coursebox .txt h2.text-p2, .coursebox .txt .idx-new .pic-mask h2, .idx-new .pic-mask .coursebox .txt h2, .coursebox .txt .newbox1 h2, .newbox1 .coursebox .txt h2, .coursebox .txt .newbox5 h2, .newbox5 .coursebox .txt h2, .coursebox .newbox4 .txt h2, .newbox4 .coursebox .txt h2,
  .coursebox-x .txt h2.text-p2,
  .coursebox-x .txt .idx-new .pic-mask h2,
  .idx-new .pic-mask .coursebox-x .txt h2,
  .coursebox-x .txt .newbox1 h2,
  .newbox1 .coursebox-x .txt h2,
  .coursebox-x .txt .newbox5 h2,
  .newbox5 .coursebox-x .txt h2,
  .coursebox-x .newbox4 .txt h2,
  .newbox4 .coursebox-x .txt h2 {
    height: 40px;
  }
  .coursebox .txt h4, .coursebox .txt h6, .coursebox .txt p,
  .coursebox-x .txt h4,
  .coursebox-x .txt h6,
  .coursebox-x .txt p {
    margin-top: 8px;
    height: 16px;
    font-size: 12px;
    line-height: 16px;
  }
  .coursebox .txt h4 span,
  .coursebox-x .txt h4 span {
    margin: 2px 4px;
  }
  .coursebox .txt h5,
  .coursebox-x .txt h5 {
    margin-top: 6px;
  }
  .coursebox .txt h5 span,
  .coursebox-x .txt h5 span {
    font-size: 12px;
    line-height: 1;
  }
  .coursebox .txt h5 span i,
  .coursebox-x .txt h5 span i {
    font-size: inherit;
  }
  .coursebox .more,
  .coursebox-x .more {
    font-size: 12px;
    line-height: 1;
  }
  .coursebox .more i,
  .coursebox-x .more i {
    font-size: 12px;
  }
}

.coursebox {
  background-color: #fff;
  overflow: hidden;
}
.coursebox .pic {
  padding-bottom: 66.6666666667%;
  padding-bottom: 66.6666666667%;
  padding-bottom: 66.6666666667%;
  flex-shrink: 0;
}
.coursebox .pic img {
  -o-object-fit: fill;
     object-fit: fill;
}
.coursebox .pic img {
  -o-object-fit: contain;
     object-fit: contain;
}
.coursebox .pic img {
  -o-object-fit: cover;
     object-fit: cover;
}
.coursebox .txt {
  padding: 16px;
}
.coursebox .txt .name {
  margin-top: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  line-height: 22px;
  font-size: 14px;
  color: #8C8C8C;
}
.coursebox .txt .name .peo i {
  margin-right: 4px;
  font-size: 16px;
}
.coursebox .txt .bt {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #F2F2F2;
}
.coursebox .txt .bt .btn {
  display: inline-block;
  padding: 0 16px;
  height: 36px;
  line-height: 34px;
  border-radius: 6px;
}
@media screen and (max-width: 750px) {
  .coursebox .txt {
    padding: 8px 8px 12px;
  }
}

.price {
  font-size: 24px;
  font-weight: bold;
}
.price.red {
  color: #EE2B2B;
  font-family: "Conv_PFDinTextPro-Light";
}
.price.free {
  font-size: 18px;
  color: #36C97A;
}
.price span {
  margin-right: 2px;
  font-size: 14px;
}

.idx-main {
  min-height: calc(100vh - 104px - 52px - 186px);
}
.idx-main.bg {
  background-image: url("../images/main-bg.png");
  background-size: cover;
}

.idx-ban {
  position: relative;
  clear: both;
  overflow: hidden;
}
.idx-ban .swiper-pagination {
  bottom: 20px;
  font-size: 0;
}
.idx-ban .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  background: #fff;
  opacity: 0.5;
}
.idx-ban .swiper-pagination-bullet.swiper-pagination-bullet-active {
  width: 30px;
  background: #fff;
  opacity: 1;
}
.idx-ban .swiper-button-prev,
.idx-ban .swiper-button-next {
  top: 50%;
  width: 48px;
  height: 48px;
  margin-top: -24px;
  line-height: 48px;
  text-align: center;
  color: #fff;
  background: rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.4);
}
.idx-ban .swiper-button-prev i,
.idx-ban .swiper-button-next i {
  font-size: 24px;
}
.idx-ban .swiper-button-prev {
  left: 32px;
}
.idx-ban .swiper-button-next {
  right: 32px;
}
.idx-ban .swiper-slide a {
  display: block;
}
.idx-ban .swiper-slide a img {
  width: 100%;
  height: auto;
}
@media screen and (max-width: 1480px) and (min-width: 750px) {
  .idx-ban .swiper-slide {
    position: relative;
    height: 470px;
    overflow: hidden;
  }
  .idx-ban .swiper-slide a img {
    position: absolute;
    left: 50%;
    width: auto;
    height: 470px;
    transform: translateX(-50%);
  }
}
@media screen and (max-width: 750px) {
  .idx-ban {
    padding: 12px 12px 0;
  }
  .idx-ban .swiper-pagination {
    bottom: 8px;
  }
  .idx-ban .swiper-pagination-bullet {
    width: 6px;
    height: 6px;
  }
  .idx-ban .swiper-pagination-bullet.swiper-pagination-bullet-active {
    width: 24px;
  }
  .idx-ban .swiper-button-prev,
  .idx-ban .swiper-button-next {
    display: none;
  }
  .idx-ban .swiper-slide {
    border-radius: 8px;
    overflow: hidden;
  }
}

@media screen and (min-width: 1537px) {
  .idx-ban-login .idx-login {
    right: 50%;
    margin-right: -748px;
  }
}
@media screen and (max-width: 1536px) {
  .idx-ban-login .idx-login {
    right: 20px;
  }
}

.idx-ban-notice .swiper-button-prev,
.idx-ban-notice .swiper-button-next {
  margin-top: -44px;
}
.idx-ban-notice .idx-login {
  bottom: 40px;
}
@media screen and (min-width: 750px) {
  .idx-ban-notice .swiper-pagination {
    bottom: 60px;
  }
}

.idx-login {
  position: absolute;
  z-index: 2;
  top: 0;
  bottom: 0;
  display: flex;
  display: -webkit-flex;
  align-items: center;
}
.idx-login .login-box {
  height: 360px;
}
@media screen and (max-width: 750px) {
  .idx-login {
    display: none;
  }
}

.idx-primary-bg,
.idx-white-bg {
  position: relative;
  padding: 40px 0;
}
@media screen and (max-width: 750px) {
  .idx-primary-bg,
  .idx-white-bg {
    padding: 12px 0;
  }
}

@media screen and (min-width: 750px) {
  .idx-primary-bg p {
    background-color: #fff;
  }
  .idx-primary-bg p a {
    color: #486284;
  }
}

.idx-new {
  display: flex;
  display: -webkit-flex;
  justify-content: space-between;
}
.idx-new .pic {
  position: relative;
  width: 50%;
  height: 342px;
  overflow: hidden;
}
.idx-new .pic a {
  display: block;
}
.idx-new .pic:hover img {
  transform: scale(1.04, 1.04);
}
.idx-new .pic-mask {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  height: 118px;
  padding: 24px 24px 16px 24px;
  color: #fff;
  -ms-box-sizing: border-box;
  -o-box-sizing: border-box;
  box-sizing: border-box;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0, rgba(0, 0, 0, 0.7) 100%);
}
.idx-new .pic-mask time {
  font-size: 14px;
  line-height: 22px;
}
.idx-new .pic-mask h2 {
  margin-top: 8px;
  font-size: 16px;
  line-height: 24px;
}
@media screen and (max-width: 750px) {
  .idx-new .pic-mask {
    padding: 24px 12px;
  }
}
.idx-new .txt {
  width: 50%;
  padding: 0 24px;
  box-sizing: border-box;
}
@media screen and (max-width: 750px) {
  .idx-new {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .idx-new .pic {
    width: 100%;
    height: auto;
  }
}

.idx-new-title {
  padding-bottom: 16px;
  height: 30px;
  display: flex;
  display: -webkit-flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #D1DEEA;
}
.idx-new-title h3 {
  font-size: 20px;
  line-height: 30px;
  font-weight: bold;
  color: #416B9F;
}
@media screen and (max-width: 750px) {
  .idx-new-title h3 {
    font-size: 16px;
  }
}

.idx-new-list2 {
  flex: 1;
  max-width: calc(100% - 394px - 16px - 288px - 32px);
}
.idx-new-list2 ul {
  padding-top: 4px;
}
.idx-new-list2 li {
  padding-bottom: 12px;
  margin-top: 12px;
  border-bottom: 1px solid #DDE6EF;
}
.idx-new-list2 li:last-child {
  padding-bottom: 0;
  border-bottom: none;
}
@media screen and (max-width: 750px) {
  .idx-new-list2 {
    width: 100%;
    margin-left: 0;
    margin-top: 18px;
  }
  .idx-new-list2 ul {
    padding-top: 8px;
  }
}

.idx-new-style1 {
  padding-top: 40px;
}
.idx-new-style1 .pic {
  margin-right: 16px;
  width: 394px;
  height: 310px;
}
@media screen and (max-width: 750px) {
  .idx-new-style1 {
    margin-top: 12px;
  }
  .idx-new-style1 .pic {
    margin-right: 0;
    width: 100%;
    height: auto;
  }
}

.idx-course {
  margin-top: 24px;
}
.idx-course .idx-white-bg .coursebox .txt {
  border: 1px solid #f2f2f2;
  border-top: none;
  border-radius: 0 0 8px 8px;
  overflow: hidden;
}
@media screen and (max-width: 750px) {
  .idx-course {
    margin-top: 12px;
  }
  .idx-course ul {
    margin-top: -12px;
  }
  .idx-course li {
    margin-top: 12px;
  }
  .idx-course li.flex-4 {
    width: 50%;
  }
}

.idx-fast {
  margin-top: 24px;
}
.idx-fast ul li {
  position: relative;
  top: 0;
  transition: all 0.3s;
}
.idx-fast ul li:hover {
  top: -8px;
}
@media screen and (max-width: 750px) {
  .idx-fast {
    margin-top: 12px;
  }
  .idx-fast ul {
    margin-top: -12px;
  }
  .idx-fast li {
    margin-top: 12px;
  }
  .idx-fast li.flex-5 {
    width: 50%;
  }
  .idx-fast li:nth-child(5) {
    width: 100%;
  }
  .idx-fast li:nth-child(5) .fastbox .pic {
    height: 100px;
    padding: 0;
  }
}

.idx-login-entry ul li {
  width: 100%;
}
.idx-login-entry ul li .quickbox {
  margin-top: 16px;
  padding: 20px 12px 20px 16px;
  height: 116px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-sizing: border-box;
}
.idx-login-entry ul li .quickbox.blue {
  background: linear-gradient(93deg, #3C7EDD 2.77%, #689AE4 97.51%);
}
.idx-login-entry ul li .quickbox.green {
  background: linear-gradient(93deg, #36C97A 2.77%, #5ED495 97.51%);
}
.idx-login-entry ul li .quickbox span {
  padding: 0;
  width: 60px;
  height: 60px;
  line-height: 60px;
  text-align: center;
  border-radius: 100%;
  background: rgba(255, 255, 255, 0.15);
}
.idx-login-entry ul li .quickbox .txt {
  padding: 0 4px 0 12px;
  width: calc(100% - 60px - 20px);
  flex: 1;
  text-align: left;
}
.idx-login-entry ul li .quickbox .txt h2 {
  color: #FFF;
  font-size: 18px;
}
.idx-login-entry ul li .quickbox .txt h3 {
  margin-top: 8px;
  color: #FFF;
  font-family: OPPOSans;
  font-size: 14px;
  text-transform: uppercase;
  opacity: 0.5;
}
.idx-login-entry ul li .quickbox i {
  color: #fff;
}

.idx-textbook {
  margin-top: 24px;
}
.idx-textbook .coursebox {
  padding: 16px;
  border: 1px solid #f5f5f5;
  box-sizing: border-box;
}
.idx-textbook .coursebox .pic {
  padding-bottom: 128%;
  padding-bottom: 128%;
  padding-bottom: 128%;
}
.idx-textbook .coursebox .pic img {
  -o-object-fit: fill;
     object-fit: fill;
}
.idx-textbook .coursebox .pic img {
  -o-object-fit: contain;
     object-fit: contain;
}
.idx-textbook .coursebox .pic img {
  -o-object-fit: cover;
     object-fit: cover;
}
.idx-textbook .coursebox .txt {
  padding: 16px 0 0;
}
.idx-textbook .coursebox .bt {
  margin-top: 0;
  border-top: none;
}

.sub-mainbg {
  min-height: calc(100vh - 104px - 52px - 186px);
  background-color: #f5f5f5;
  -ms-box-sizing: border-box;
  -o-box-sizing: border-box;
  box-sizing: border-box;
}
.sub-mainbg.bg {
  background-image: url("../images/main-bg.png");
  background-size: cover;
}

.sub-ban {
  position: relative;
  width: 100%;
}
@media screen and (min-width: 1440px) {
  .sub-ban img {
    width: 100%;
    height: auto;
  }
}
@media screen and (max-width: 1440px) and (min-width: 750px) {
  .sub-ban {
    height: 300px;
    overflow: hidden;
  }
  .sub-ban img {
    position: absolute;
    left: 50%;
    width: 1440px;
    margin-left: -720px;
  }
}

.sub-main {
  padding-top: 40px;
  padding-bottom: 40px;
  display: flex;
  display: -webkit-flex;
  justify-content: space-between;
  min-height: inherit;
}

.sub-aside {
  position: relative;
  z-index: 3;
  width: 300px;
  border-radius: 8px;
  background: linear-gradient(180deg, #FFF 0%, rgba(255, 255, 255, 0) 100%);
  overflow: hidden;
}
.sub-aside h3 {
  padding: 20px 24px;
  font-size: 20px;
  line-height: 30px;
  font-weight: bold;
  color: #fff;
  background-color: #416B9F;
}
.sub-aside h3 i {
  display: inline-block;
  margin-right: 8px;
  font-size: 24px;
  font-weight: normal;
  vertical-align: -2px;
}
.sub-aside ul li a {
  position: relative;
  display: block;
  padding: 14px 24px;
  font-size: 16px;
  line-height: 22px;
  color: #595959;
  font-weight: bold;
}
.sub-aside ul li a::before, .sub-aside ul li a::after {
  position: absolute;
  top: 50%;
  content: "";
}
.sub-aside ul li a::before {
  left: 0;
  transform: translateY(-50%);
  width: 2px;
  height: 0px;
  background-color: #416B9F;
}
.sub-aside ul li a::after {
  right: 30px;
  content: "\ea9c";
  font-size: 12px;
  font-weight: normal;
  transform: translateY(-50%);
}
.sub-aside ul li a.cur, .sub-aside ul li a:hover {
  color: #416B9F;
}
.sub-aside ul li a.cur::before, .sub-aside ul li a:hover::before {
  height: 24px;
}

.sub-main {
  position: relative;
}

.pt56 {
  padding-top: 56px !important;
}

.sub-local {
  position: absolute;
  top: 0;
  margin-top: 20px;
  margin-bottom: 12px;
  font-size: 14px;
  line-height: 22px;
  color: #8c8c8c;
}
.sub-local * {
  display: inline-block;
  line-height: inherit;
  vertical-align: top;
}
.sub-local i {
  font-size: 14px;
  margin-right: 4px;
}
.sub-local a {
  color: #a6a6a6;
}
.sub-local a:hover {
  color: #416B9F;
}
.sub-local span {
  margin: 0 8px;
}
.sub-local strong {
  font-weight: normal;
  color: #262626;
}
@media screen and (max-width: 750px) {
  .sub-local {
    display: none;
  }
}

.sub-right {
  width: calc(100% - 300px - 24px);
  border-radius: 8px;
  background: linear-gradient(180deg, #FFF 0%, rgba(255, 255, 255, 0) 100%);
}
.sub-right .page-mb {
  padding: 0 12px 12px;
}

.sub-rm {
  position: relative;
  padding: 20px 24px;
  display: flex;
  display: -webkit-flex;
  justify-content: center;
  justify-content: space-between;
}
.sub-rm.border {
  border-bottom: 1px solid #E6E6E6;
}
.sub-rm.width-back h3 {
  padding-left: 0px;
}
.sub-rm.width-back h3::before {
  display: none;
}
.sub-rm.course-title {
  padding: 0;
}
.sub-rm.noicon h3 {
  padding-left: 0;
}
.sub-rm.noicon h3::before {
  display: none;
}
.sub-rm h3 {
  position: relative;
  padding-left: 36px;
  font-size: 18px;
  line-height: 30px;
  color: #141414;
  font-weight: bold;
}
.sub-rm h3::before {
  position: absolute;
  left: 0;
  top: 50%;
  width: 24px;
  height: 24px;
  transform: translateY(-50%);
  content: "";
  background-image: url("../images/icon/layers-colored.svg");
  background-size: cover;
  background-repeat: no-repeat;
}

.sub-new-list {
  height: calc(100% - 71px - 32px - 24px);
}

.sub-newbox {
  display: flex;
  display: -webkit-flex;
  justify-content: space-between;
  align-items: center;
}
.sub-newbox time {
  width: 56px;
  text-align: right;
  color: #416B9F;
}
.sub-newbox time h4 {
  font-size: 12px;
  line-height: 22px;
  font-weight: bold;
}
.sub-newbox time h6 {
  margin-top: 4px;
  font-size: 32px;
}
.sub-newbox .txt {
  width: calc(100% - 56px - 44px);
  padding: 0 88px;
  box-sizing: border-box;
}
.sub-newbox .txt h2 {
  font-size: 14px;
  line-height: 22px;
  font-weight: bold;
}
.sub-newbox .txt h2 a {
  color: #141414;
}
.sub-newbox .txt p {
  margin-top: 8px;
  font-size: 12px;
  line-height: 18px;
  color: #8c8c8c;
  display: -webkit-box;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.sub-newbox .idx-more {
  width: 44px;
  font-size: 12px;
}
.sub-newbox .idx-more i {
  font-size: inherit;
}

.sub-new-article-wrap {
  padding: 24px 24px 0;
}

.sub-new-title {
  margin: 0 96px;
  line-height: 24px;
  text-align: center;
}
.sub-new-title h2 {
  font-size: 22px;
  color: #141414;
  font-weight: bold;
}
.sub-new-title h4 {
  margin-top: 8px;
  font-size: 12px;
  color: #8C8C8C;
}
.sub-new-title h4 span {
  margin: 0 4px;
}

.sub-new-article {
  margin: 24px 96px;
  font-size: 14px;
  line-height: 24px;
  text-align: justify;
  color: #404040;
}
.sub-new-article img {
  margin-top: 20px;
  width: auto;
  max-width: 625px;
}

.sub-new-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 -6px;
  padding-top: 20px;
  line-height: 22px;
  font-size: 14px;
  border-top: 1px solid #F2F2F2;
}
.sub-new-footer .l, .sub-new-footer .r {
  display: flex;
  align-items: center;
  flex: 1;
  margin: 0 28px;
  max-width: calc((100% - 56px) / 2);
  line-height: 22px;
  cursor: pointer;
}
.sub-new-footer .l:hover .t, .sub-new-footer .l:hover i, .sub-new-footer .l:hover .txt, .sub-new-footer .r:hover .t, .sub-new-footer .r:hover i, .sub-new-footer .r:hover .txt {
  color: #416B9F;
}
.sub-new-footer .l > *, .sub-new-footer .r > * {
  display: inline-block;
  margin: 0 2px;
}
.sub-new-footer .l > *:first-child, .sub-new-footer .r > *:first-child {
  margin-left: 0;
}
.sub-new-footer .l > *:last-child, .sub-new-footer .r > *:last-child {
  margin-right: 0;
}
.sub-new-footer .l > i, .sub-new-footer .r > i {
  font-size: 20px;
  color: #8C8C8C;
}
.sub-new-footer .l .t, .sub-new-footer .r .t {
  color: #8C8C8C;
  white-space: nowrap;
}
.sub-new-footer .l .txt, .sub-new-footer .r .txt {
  color: #404040;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.idx-new-list-1 {
  padding: 24px 24px 0;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}
.idx-new-list-1 > ul {
  padding-top: 0;
}
.idx-new-list-1 > ul li {
  margin: 0;
  padding: 16px 0;
  border-bottom: 1px dashed #E6E6E6;
}
.idx-new-list-1 > ul li:first-child {
  padding-top: 0;
}
.idx-new-list-1 > ul li:last-child {
  padding-bottom: 0;
}
.idx-new-list-1 > ul li:hover {
  background-color: transparent;
}
.idx-new-list-1 > ul li:hover h2 a {
  color: #416B9F;
}
.idx-new-list-1 > ul .newbox2 {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.idx-new-list-1 > ul .newbox2 .l {
  max-width: calc(100% - 82px - 24px);
}

.textbook-detail {
  min-height: inherit;
}
.textbook-detail .container {
  min-height: inherit;
}

.textbook-card {
  min-height: inherit;
}
.textbook-card .idx-textbook {
  margin-top: 0;
  padding: 24px;
}
.textbook-card .idx-textbook .flex-row {
  margin: 0;
}
.textbook-card .idx-textbook li {
  margin: 0;
  width: 100%;
}
.textbook-card .idx-textbook .vertical {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-left: 0;
  margin-right: 0;
  padding: 0;
  border: none;
  background-color: transparent;
}
.textbook-card .idx-textbook .vertical .l {
  display: flex;
  align-items: center;
  width: calc(100% - 244px - 16px);
}
.textbook-card .idx-textbook .vertical .l .pic {
  padding-bottom: 0;
  width: 172px;
  height: 220px;
  border-radius: 8px;
}
.textbook-card .idx-textbook .vertical .l .txt {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  margin-left: 16px;
  padding-top: 0;
  width: calc(100% - 172px - 16px);
  height: 220px;
}
.textbook-card .idx-textbook .vertical .l .txt .text-p1, .textbook-card .idx-textbook .vertical .l .fastbox .txt h2, .fastbox .textbook-card .idx-textbook .vertical .l .txt h2, .textbook-card .idx-textbook .vertical .l .txt .newbox1 h2 a, .newbox1 h2 .textbook-card .idx-textbook .vertical .l .txt a,
.textbook-card .idx-textbook .vertical .l .txt .newbox2 h2 a,
.newbox2 h2 .textbook-card .idx-textbook .vertical .l .txt a {
  line-height: 30px;
  font-size: 20px;
  color: #141414;
  font-weight: bold;
}
.textbook-card .idx-textbook .vertical .l .txt .text-p1 h2, .textbook-card .idx-textbook .vertical .l .fastbox .txt h2 h2, .fastbox .textbook-card .idx-textbook .vertical .l .txt h2 h2, .textbook-card .idx-textbook .vertical .l .txt .newbox1 h2 a h2, .newbox1 h2 .textbook-card .idx-textbook .vertical .l .txt a h2,
.textbook-card .idx-textbook .vertical .l .txt .newbox2 h2 a h2,
.newbox2 h2 .textbook-card .idx-textbook .vertical .l .txt a h2 {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.textbook-card .idx-textbook .vertical .l .txt .teacher {
  margin-top: 12px;
  line-height: 22px;
  font-size: 14px;
  color: #8C8C8C;
}
.textbook-card .idx-textbook .vertical .l .txt .bt .free span {
  font-size: 18px;
}
.textbook-card .idx-textbook .vertical .r {
  display: flex;
  align-items: center;
}
.textbook-card .idx-textbook .vertical .r .info {
  line-height: 22px;
  font-size: 14px;
  color: #8C8C8C;
}
.textbook-card .idx-textbook .vertical .r .info > * {
  display: inline-block;
  vertical-align: middle;
}
.textbook-card .idx-textbook .vertical .r .info .num {
  color: #595959;
}
.textbook-card .idx-textbook .vertical .r .info i {
  margin-right: 4px;
  font-size: 16px;
}
.textbook-card .idx-textbook .box .l .pic {
  width: 300px;
  height: 200px;
}
.textbook-card .idx-textbook .box .l .txt {
  height: 200px;
}

.index-detail {
  padding: 0 24px 24px;
}

.tabs-head-detail {
  padding: 4px;
  justify-content: flex-start;
  border-radius: 8px;
  background: #F1F4F8;
  box-sizing: border-box;
}
.tabs-head-detail .tabs-item:first-child .tabs-link {
  margin-left: 0;
}
.tabs-head-detail .tabs-item:last-child .tabs-link {
  margin-right: 0;
}
.tabs-head-detail .tabs-item:last-child .tabs-link::after {
  display: none;
}
.tabs-head-detail .tabs-item .tabs-link {
  position: relative;
  margin: 0 16px;
  padding: 8px 16px;
  color: #595959;
  font-size: 14px;
  font-weight: normal;
  line-height: 20px;
  border-radius: 8px;
  box-sizing: border-box;
}
.tabs-head-detail .tabs-item .tabs-link.active {
  font-weight: bold;
  color: #141414;
  background: #FFF;
  box-shadow: 0px 9px 28px 0px rgba(0, 0, 0, 0.05);
}
.tabs-head-detail .tabs-item .tabs-link::after {
  position: absolute;
  left: auto;
  bottom: auto;
  right: -16px;
  top: 50%;
  transform: translateY(-50%);
  display: inline-block;
  content: "";
  width: 1px;
  height: 12px;
  background-color: #E6E6E6;
}

.tabs-body-detail {
  padding: 24px;
  border-radius: 8px;
}
.tabs-body-detail .article {
  color: #404040;
  font-size: 14px;
  line-height: 22px;
}
.tabs-body-detail .article p {
  margin-top: 8px;
  text-indent: 2em;
}
.tabs-body-detail .article p:first-child {
  margin-top: 0;
}

.pay-wrap {
  padding: 24px;
  box-sizing: border-box;
}

.pay {
  margin-bottom: 24px;
  display: flex;
  align-items: center;
}
.pay .tit {
  color: #141414;
  font-size: 14px;
  font-weight: bold;
  line-height: 22px;
}
.pay .cont {
  margin-left: 12px;
}

.pay-head .tabs-item {
  margin: 0 12px;
}
.pay-head .tabs-item:first-child {
  margin-left: 0;
}
.pay-head .tabs-item:last-child {
  margin-right: 0;
}
.pay-head .tabs-link {
  position: relative;
  padding: 12px 36px;
  width: 160px;
  border-radius: 6px;
  border: 1px solid #E6E6E6;
  background: #FFF;
  box-sizing: border-box;
}
.pay-head .tabs-link > * {
  display: inline-block;
  vertical-align: middle;
}
.pay-head .tabs-link.active {
  border-color: #416B9F;
}
.pay-head .tabs-link.active::after {
  display: none;
}
.pay-head .tabs-link.active .gou {
  display: block;
}
.pay-head .tabs-link .icon {
  width: 24px;
  height: 24px;
  border-radius: 100%;
  background-size: cover;
  background-repeat: no-repeat;
}
.pay-head .tabs-link .icon.zfb {
  background-image: url("../images/zfb.svg");
}
.pay-head .tabs-link .icon.wx {
  background-image: url("../images/wx.svg");
}
.pay-head .tabs-link .txt {
  margin-left: 8px;
  font-size: 14px;
  color: #333;
}
.pay-head .tabs-link .gou {
  display: none;
  position: absolute;
  bottom: 0;
  right: 0;
  width: 27px;
  height: 28px;
  background-image: url("../images/gou.png");
  background-size: cover;
  background-repeat: no-repeat;
}

.pay-body {
  margin-top: 24px;
}
.pay-body .pay-way-wrap {
  display: flex;
  align-items: center;
}
.pay-body .pay-way-wrap .code {
  width: 204px;
}
.pay-body .pay-way-wrap .code .img-wrap {
  margin-left: 0;
  padding: 12px;
  width: 100%;
  border: 1px solid #E6E6E6;
  background: #FFF;
  box-sizing: border-box;
}
.pay-body .pay-way-wrap .code .img-wrap img {
  width: 100%;
}
.pay-body .pay-way-wrap .code .txt {
  margin-top: 4px;
  color: #8C8C8C;
  text-align: center;
  font-size: 12px;
  line-height: 18px;
}
.pay-body .pay-way-wrap .way {
  margin-left: 24px;
  width: 232px;
}
.pay-body .pay-way-wrap .way img {
  width: 100%;
}

.tab-body-pay {
  padding-left: 82px;
}

.pay-tips {
  display: flex;
  align-items: flex-start;
  margin-top: 24px;
  padding: 16px;
  line-height: 22px;
  font-size: 14px;
  border-radius: 8px;
  background: rgba(65, 107, 159, 0.1);
}
.pay-tips .tit {
  font-weight: bold;
  color: #141414;
}
.pay-tips .content {
  margin-left: 4px;
  padding-left: 20px;
  color: #595959;
}
.pay-tips .content p {
  position: relative;
}
.pay-tips .content p::before {
  position: absolute;
  left: -12px;
  top: 50%;
  transform: translateY(-50%);
  display: inline-block;
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 100%;
  background-color: #595959;
}

.help-wrap {
  padding: 24px 24px 0;
  box-sizing: border-box;
}

.help-list .help-item {
  margin-bottom: 36px;
}
.help-list .help-item:last-child {
  margin-bottom: 0;
}
.help-list .help-item .row {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.help-list .help-item .tit {
  margin-bottom: 12px;
  line-height: 24px;
  font-weight: bold;
  font-size: 16px;
  color: #141414;
}
.help-list .help-item .cont.flex-row {
  display: flex;
  flex-wrap: wrap;
  margin: -6px;
}
.help-list .help-item .cont.flex-row .wrap {
  margin: 6px;
  width: calc((100% - 48px) / 4);
}
.help-list .help-item .cont > * {
  display: inline-block;
  vertical-align: middle;
}
.help-list .help-item .cont .icon {
  display: inline-block;
  margin-right: 16px;
  width: 40px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  border-radius: 100px;
  border: 2px solid rgba(65, 107, 159, 0.1);
}
.help-list .help-item .cont .icon i {
  font-size: 22px;
  color: #416B9F;
}
.help-list .help-item .cont .icon img {
  width: 100%;
}
.help-list .help-item .cont .tel {
  line-height: 30px;
  font-size: 20px;
}
.help-list .help-item .cont .img-wrap {
  display: block;
  margin-left: 0;
  margin-top: 12px;
  width: 202px;
}
.help-list .help-item .cont .img-wrap img {
  width: 100%;
  height: 197px;
}
.help-list .help-item .wrap.width-bg {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  background-color: #fff;
  border-radius: 8px;
  box-sizing: border-box;
}
.help-list .help-item .wrap.width-bg .tel > * {
  display: block;
}
.help-list .help-item .wrap.width-bg .tel .txt {
  line-height: 22px;
  font-size: 14px;
  color: #141414;
}
.help-list .help-item .wrap.width-bg .icon {
  border: none;
}

.tel {
  color: #416B9F;
}

.pracite-notes {
  padding: 24px 24px 0;
  box-sizing: border-box;
}
.pracite-notes .notes-wrap {
  position: relative;
  padding: 32px;
  text-align: center;
  border-radius: 8px;
  border: 1px solid #F2F2F2;
  background: linear-gradient(180deg, rgba(0, 106, 255, 0.05) 0%, rgba(247, 250, 254, 0.05) 30.8%), linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, #FFF 100%);
  box-shadow: 0px 3px 6px 0px rgba(0, 0, 0, 0.03);
  box-sizing: border-box;
}
.pracite-notes .notes-wrap::after {
  position: absolute;
  top: 0;
  right: 0;
  display: inline-block;
  content: "";
  width: 200px;
  height: 200px;
  background-image: url(../images/download-bg-2.png);
}
.pracite-notes .notes-wrap h1 {
  color: #000;
  text-align: center;
  font-size: 20px;
  font-weight: bold;
  line-height: 30px;
}
.pracite-notes .notes-wrap .cont {
  margin: 24px 0;
  text-align: left;
  color: #404040;
  text-align: justify;
  font-size: 14px;
  line-height: 22px;
}
.pracite-notes .notes-wrap .cont p {
  margin-top: 8px;
}
.pracite-notes .notes-wrap > a {
  display: inline-block;
  padding: 0 24px;
  height: 40px;
  line-height: 38px;
  font-size: 16px;
  border-radius: 6px;
  background: #416B9F;
}
.pracite-notes .notes-wrap > a:hover {
  background: #32537b;
}
.pracite-notes .notes-wrap > a > * {
  display: inline-block;
  vertical-align: middle;
}
.pracite-notes .notes-wrap > a i {
  margin-left: 8px;
  font-size: 20px;
}
.pracite-notes .pracite-wrap {
  margin-top: 36px;
}
.pracite-notes .pracite-wrap .info {
  line-height: 24px;
  font-size: 16px;
  color: #000;
}
.pracite-notes .pracite-wrap .pracite-times-list {
  margin: 20px 0;
}

.pracite-times-list {
  display: flex;
  align-items: center;
}
.pracite-times-list .pracite-times-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  margin: 0 4px;
  padding: 24px;
  min-height: 120px;
  color: #000;
  border-radius: 8px;
  border: 1px solid #F1F4F8;
  background: #F1F4F8;
  box-sizing: border-box;
  cursor: pointer;
}
.pracite-times-list .pracite-times-item.active {
  color: #416B9F;
  border-color: #416B9F;
  background-color: #fff;
}
.pracite-times-list .pracite-times-item.active .pri {
  color: #416B9F;
}
.pracite-times-list .pracite-times-item:first-child {
  margin-left: 0;
}
.pracite-times-list .pracite-times-item:last-child {
  margin-right: 0;
}
.pracite-times-list .pracite-times-item .times {
  text-align: center;
  font-size: 14px;
  line-height: 24px;
}
.pracite-times-list .pracite-times-item .times span {
  margin-right: 3px;
  line-height: 1;
  font-weight: bold;
  font-size: 32px;
  font-family: "Conv_PFDinTextPro-Light";
}
.pracite-times-list .pracite-times-item .pri {
  margin-top: 4px;
  line-height: 22px;
  font-size: 14px;
  color: #8C8C8C;
}
.pracite-times-list .pracite-times-item .random {
  font-size: 14px;
}
.pracite-times-list .pracite-times-item .random > * {
  display: inline-block;
  vertical-align: middle;
}
.pracite-times-list .pracite-times-item .random .num-control {
  margin-top: -14px;
  margin-right: 3px;
  width: 92px;
  line-height: 24px;
  font-size: 32px;
  background-color: transparent;
  font-family: "Conv_PFDinTextPro-Light";
  font-weight: bold;
  box-sizing: border-box;
}
.pracite-times-list .pracite-times-item .random .num-control::-moz-placeholder {
  font-size: 14px;
  font-weight: normal;
  color: #8C8C8C;
}
.pracite-times-list .pracite-times-item .random .num-control::placeholder {
  font-size: 14px;
  font-weight: normal;
  color: #8C8C8C;
}

.pracite-footer {
  text-align: right;
}
.pracite-footer > * {
  display: inline-block;
  vertical-align: middle;
}
.pracite-footer > a {
  margin-left: 8px;
  display: inline-block;
  padding: 0 24px;
  height: 40px;
  line-height: 38px;
  font-size: 16px;
  border-radius: 6px;
}

.pop-downlown {
  padding-bottom: 0;
  width: 520px;
  border-radius: 8px;
  background-color: #fff;
  overflow: hidden;
  border: 1px solid #F2F2F2;
}

.pop-con-wrap {
  position: relative;
  padding: 32px;
  background: linear-gradient(180deg, rgba(65, 107, 159, 0.1) 0%, rgba(255, 255, 255, 0.1) 69.16%), linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, #FFF 100%);
  box-shadow: 0px 3px 6px 0px rgba(0, 0, 0, 0.03);
  box-sizing: border-box;
}
.pop-con-wrap::after {
  position: absolute;
  right: 0;
  display: inline-block;
  content: "";
}
.pop-con-wrap::after {
  top: 0;
  right: 0;
  width: 200px;
  height: 200px;
  background-image: url("../images/download-bg-2.png");
}
.pop-con-wrap .pop-footer {
  margin-top: 24px;
}

.downlown-introduce-box .introduce-title {
  line-height: 30px;
  text-align: center;
  font-size: 20px;
  color: #000;
  font-weight: bold;
}
.downlown-introduce-box .introduce {
  margin: 24px 0;
  color: #141414;
  text-align: justify;
  font-size: 14px;
  line-height: 22px;
}
.downlown-introduce-box .introduce p {
  margin-top: 4px;
  text-indent: 2em;
}
.downlown-introduce-box .introduce p:first-child {
  margin-top: 0;
}

.pop-footer.group {
  padding: 0 44px;
  display: flex;
  align-items: center;
}
.pop-footer.group > * {
  margin: 0 4px;
}
.pop-footer.group > *:first-child {
  margin-left: 0;
}
.pop-footer.group > *:last-child {
  margin-right: 0;
}
.pop-footer.group a {
  flex: 1;
}

.pop-small {
  width: 400px;
}

.pop-choose-course {
  padding: 48px 32px;
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(65, 107, 159, 0.1) 0%, rgba(255, 255, 255, 0.1) 69.16%), #FFF;
  box-sizing: border-box;
}
.pop-choose-course::after {
  position: absolute;
  bottom: 0;
  right: 0;
  display: inline-block;
  content: "";
  width: 369px;
  height: 390px;
  background-image: url("../images/lock-bg.png");
  background-size: cover;
}
.pop-choose-course .pop-footer {
  padding: 0;
}

.choose-course-box .title {
  line-height: 36px;
  text-align: center;
  font-size: 24px;
  color: #000;
  font-weight: bold;
}
.choose-course-box .img-wrap {
  margin: 20px auto;
  width: 160px;
}
.choose-course-box .img-wrap img {
  width: 100%;
}

.img-responsive {
  width: auto;
  max-width: 100%;
  height: auto;
  display: block;
}

.img-responsive-h {
  width: 100%;
  height: auto;
  display: block;
}

.tl {
  text-align: left;
}

.tc {
  text-align: center;
}

.tr {
  text-align: right;
}

.ell, .form-select-xm xm-select .xm-label .scroll .label-content, .form-select-xm xm-select > .xm-body .xm-option-content, .footer-link li, .text-p1, .quickbox .txt h2, .fastbox .txt h2, .newbox1 h2 a,
.newbox2 h2 a, .newbox2 h2, .newbox3 a, .course-rankbox .pic mark,
.coursebox .pic mark,
.coursebox-x .pic mark, .coursebox .txt h2 mark,
.coursebox-x .txt h2 mark, .coursebox .txt h4, .coursebox .txt h6, .coursebox .txt p,
.coursebox-x .txt h4,
.coursebox-x .txt h6,
.coursebox-x .txt p, .coursebox .txt h5 span,
.coursebox-x .txt h5 span, .sub-aside ul li a, .sub-newbox .txt h2 {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.clearfix {
  *zoom: 1;
}
.clearfix::before, .clearfix::after {
  content: " ";
  display: table;
}
.clearfix::after {
  clear: both;
}

.center-block {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.pull-right {
  float: right !important;
}

.pull-left {
  float: left !important;
}

.hidden {
  display: none;
}

.show {
  display: block;
}

.vis-hidden {
  visibility: hidden;
}

.ovh {
  overflow: hidden;
}

[class*=col-] {
  float: left;
}

.flex-1,
.col-1 {
  width: 100%;
}

.flex-2,
.col-2 {
  width: 50%;
}

.flex-3,
.col-3 {
  width: 33.3333333333%;
}

.flex-4,
.col-4 {
  width: 25%;
}

.flex-5,
.col-5 {
  width: 20%;
}

.flex-6,
.col-6 {
  width: 16.6666666667%;
}

.flex-row {
  display: flex;
  display: -webkit-flex;
  flex-wrap: wrap;
}

.trans, .form-input input, .form-input > i, .form-label, .form-city .city-picker-span > .arrow:before, .login-tab-menu a:after, .footer-box, .footer-box .footer-boxs, a, [class*=btn-], .pic img, .quickbox, .quickbox .txt h2, .quickbox i, .newbox1 .arrow, .newbox4 .txt, .coursebox .more i,
.coursebox-x .more i, .idx-ban .swiper-button-prev,
.idx-ban .swiper-button-next, .idx-new .pic img, .sub-aside ul li a::before {
  transition: all ease-in-out 0.5s;
}