* {
  margin: 0;
  padding: 0;
}

html,
body {
  position: relative;
  height: 100%;
}

body {
  font-style: normal;
  font-variant-ligatures: normal;
  font-variant-caps: normal;
  font-variant-numeric: normal;
  font-variant-east-asian: normal;
  font-weight: normal;
  font-stretch: normal;
  font-size: 12px;
  line-height: normal;
  font-family: Mirosoft YaHei, Arial, Helvetica, sans-serif;
  background-color: #f4f4f4;
}

a {
  text-decoration: none;
  color: #333;
}

em {
  font-style: normal;
}

ul,
ol,
li {
  list-style-type: none;
}

.color-grey {
  color: #666;
}

.color-green {
  color: #25C390;
}

.color-orange {
  color: #FE7900;
}

.color-red {
  color: #ff2c67;
}

.container {
  width: 62.5%;
  min-width: 1000px;
  margin: 0 auto;
}

input,
img,
select {
  vertical-align: middle;
}

img {
  max-width: 100%;
}

input {
  box-shadow: none;
}

.btn {
  cursor: pointer;
  outline: none;
}

.bg {
  background: url(../img/aedu-icon.png) no-repeat;
}

.box-float {
  overflow: hidden;
}

.left {
  float: left;
}

.right {
  float: right;
}

.v-middle {
  vertical-align: middle;
}

.nowrap {
  white-space: nowrap;
}

.text-right {
  text-align: right;
}

.margin-bottom {
  margin-bottom: 15px;
}

.margin-right {
  margin-right: 10px;
}

.header {
  min-width: 1000px;
  background-color: #fff;
}

.header-1 {
  display: inline-block;
  width: 100%;
  padding: 20px 0 10px;
}

.logo {
  float: left;
}

.menu-right {
  float: right;
}

.menu-right .search-box {
  float: left;
  height: 50px;
}

.menu-right .search-box .search-input {
  float: left;
  margin-top: 8px;
  width: 200px;
  height: 34px;
  padding: 6px;
  box-sizing: border-box;
  border: 1px solid #25C390;
}

.menu-right .search-box .btn-search {
  float: left;
  border: none;
  margin-top: 8px;
  width: 40px;
  height: 34px;
  background: #25C390 url("../img/icon_search.png") no-repeat center;
  background-size: 20px;
  color: #fff;
  outline: none;
  cursor: pointer;
}

.menu-right .shopping-cart {
  float: left;
  margin-left: 20px;
  width: 50px;
  height: 50px;
  background: url("../img/icon_shopping.png") no-repeat center;
  background-size: 20px;
}

.menu-right .mobile {
  float: left;
}

.menu-right .mobile .icon-phone {
  float: left;
  width: 30px;
  height: 50px;
  background: url("../img/icon_phone.png") no-repeat center;
  background-size: 16px;
}

.menu-right .mobile a span {
  line-height: 50px;
  color: #666;
}

.menu-right .user-box {
  float: left;
}

.menu-right .user-box .user-head {
  margin-left: 20px;
}

.menu-right .user-box .user-head .img-box {
  width: 34px;
  height: 34px;
  margin: 0 auto;
  border-radius: 50%;
  overflow: hidden;
  background-color: #fff;
}

.menu-right .user-box .user-head .user-name {
  margin-top: 5px;
  width: 60px;
  line-height: 16px;
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: #666;
  text-align: center;
}

.menu-right .user-box .order a {
  line-height: 50px;
  padding: 0 10px;
  color: #25C390;
}

.menu-right .user-box .user-center {
  position: relative;
}

.menu-right .user-box .user-center .user-center-title {
  position: relative;
  margin-top: 8px;
  padding-left: 20px;
  width: 100px;
  height: 30px;
  line-height: 30px;
  box-sizing: border-box;
  background-color: #25C390;
  color: #fff;
  cursor: pointer;
}

.menu-right .user-box .user-center .user-center-title:after {
  content: '';
  position: absolute;
  top: 0;
  right: 5px;
  width: 20px;
  height: 30px;
  background: url("../img/icon_arrow.png") no-repeat center;
  background-size: 15px;
}

.menu-right .user-box .user-center .user-center-list {
  position: absolute;
  top: 38px;
  left: 0;
  width: 100px;
  max-height: 0;
  box-sizing: border-box;
  border: 1px solid #25C390;
  z-index: 9999;
  background-color: #fff;
  overflow: hidden;
  -webkit-transition: all .5s;
  -moz-transition: all .5s;
  -ms-transition: all .5s;
  -o-transition: all .5s;
  transition: all .5s;
}

.menu-right .user-box .user-center .user-center-list li {
  line-height: 30px;
  border-top: 1px solid #25C390;
  text-align: center;
  cursor: pointer;
  -webkit-transition: all .1s;
  -moz-transition: all .1s;
  -ms-transition: all .1s;
  -o-transition: all .1s;
  transition: all .1s;
}

.menu-right .user-box .user-center .user-center-list li:hover {
  background-color: #25C390;
  color: #fff;
}

.menu-right .user-box .user-center .user-center-list li:hover a {
  color: #fff;
}

.menu-right .user-box .user-center:hover .user-center-list {
  max-height: 200px;
}

.banner-nav {
  display: inline-block;
  width: 100%;
  vertical-align: middle;
}

.banner-nav > li {
  position: relative;
  float: left;
  width: 150px;
  text-align: center;
}

.banner-nav > li:hover > a {
  background-color: #25C390;
  color: #fff;
}

.banner-nav li.active a {
  color: #25C390;
}

.banner-nav li.active:hover > a {
  background-color: #25C390;
  color: #fff;
}

.banner-nav li a {
  display: block;
  line-height: 40px;
  color: #666;
  font-weight: 900;
  font-size: 18px;
}

.banner-nav > li ol {
  position: absolute;
  top: 40px;
  left: 0;
  width: 100%;
  max-height: 0;
  overflow: hidden;
  z-index: 9;
}

.banner-nav > li:hover ol {
  max-height: 200px;
}

.banner-nav > li ol li {
  background-color: #454545;
}

.banner-nav > li ol li a {
  position: relative;
  padding-right: 20px;
  color: #fff;
}

.banner-nav > li ol li a:hover {
  background-color: #25C390;
  color: #fff;
}

.banner-nav > li ol li a:after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 40px;
  height: 40px;
  background: url(../img/icon_arrow.png) no-repeat center;
  background-size: 15px;
  -webkit-transform: rotate(-90deg);
  -moz-transform: rotate(-90deg);
  -ms-transform: rotate(-90deg);
  -o-transform: rotate(-90deg);
  transform: rotate(-90deg);
}

.banner-adv {
  width: 62.5%;
  min-width: 1000px;
  margin: 10px auto;
  overflow: hidden;
}

.banner-adv a {
  display: block;
  float: left;
  width: 24.625%;
  margin-right: .5%;
  box-sizing: border-box;
  vertical-align: middle;
}

.banner-adv a:last-child {
  margin-right: 0;
}

.box-section {
  width: 62.5%;
  min-width: 1000px;
  margin: 15px auto;
  background-color: #fff;
  overflow: hidden;
}

.box-nav {
  position: relative;
  padding: 20px;
  overflow: hidden;
}

.box-nav .box-nav-title {
  float: left;
  display: block;
  font-size: 18px;
  font-weight: 900;
}

.box-nav .box-nav-title:before {
  content: '';
  position: absolute;
  top: 20px;
  left: 0;
  background-color: #25C390;
  width: 3px;
  height: 20px;
}

.box-nav .box-nav-list {
  float: right;
}

.box-nav .box-nav-list li {
  float: left;
  font-size: 14px;
}

.box-nav .box-nav-list li a {
  position: relative;
  display: block;
  width: 60px;
  height: 34px;
  line-height: 34px;
  color: #666;
  text-align: center;
}

.box-nav .box-nav-list li.box-more a {
  width: 50px;
}

.box-nav .box-nav-list li a:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: #ddd;
}

.box-nav .box-nav-list li.active a {
  color: #25C390;
}

.box-nav .box-nav-list li.active a:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: #25C390;
}

.box-nav .box-nav-tab {
  overflow: hidden;
}

.box-nav-line {
  margin-bottom: 20px;
  width: 100%;
  height: 1px;
  background-color: #efefef;
}

.box-nav .box-nav-tab li {
  float: left;
  padding: 0 20px;
  font-size: 16px;
  line-height: 1;
  border-right: 2px solid #999;
  cursor: pointer;
}

.box-nav .box-nav-tab li:first-child {
  padding-left: 0;
}

.box-nav .box-nav-tab li:last-child {
  border-right: 0;
}

.box-nav .box-nav-tab li.active {
  color: #25C390;
}

.box-body {
  min-height: 340px;
  padding: 0 20px 20px;
  overflow: hidden;
}

.section-index .box-body {
  min-height: auto;
}

#box-hot .box-item {
  position: relative;
  float: left;
  width: 24.25%;
  margin-right: 1%;
  cursor: pointer;
  overflow: hidden;
}

#box-hot .box-item:last-child {
  margin-right: 0;
}

#box-hot .box-item:hover .box-item-content {
  bottom: 0;
}

#box-hot .box-item .img-box {
  width: 100%;
  max-height: 300px;
  overflow: hidden;
}

#box-hot .box-item .box-item-content {
  position: absolute;
  bottom: -80px;
  left: 0;
  padding: 15px;
  width: 100%;
  box-sizing: border-box;
  background-color: rgba(0, 0, 0, 0.4);
  color: #fff;
  -webkit-transition: all .5s;
  -moz-transition: all .5s;
  -ms-transition: all .5s;
  -o-transition: all .5s;
  transition: all .5s;
}

#box-hot .box-item-content-title {
  font-size: 14px;
  font-weight: 900;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

#box-hot .box-item-content-info {
  margin-top: 5px;
  overflow: hidden;
  font-size: 14px;
}

#box-hot .box-item-content-info .right {
  position: relative;
  padding-left: 12px;
}

.text-red {
  color: #f76360 !important;
}

.text-red:before {
  color: #f76360 !important;
}

#box-hot .box-item-content-info .right:before {
  content: '¥';
  position: absolute;
  top: 0;
  left: 0;
}

.box-model .box-item {
  float: left;
  width: 24.1%;
  margin-right: 1.2%;
  margin-bottom: 15px;
  border: 1px solid #ddd;
  box-sizing: border-box;
}

.box-model .box-item:nth-child(4n) {
  margin-right: 0;
}

.box-model .box-body {
  padding: 0 20px 5px;
}

.box-model .box-item .img-box {
  position: relative;
}

.box-model .box-item .img-box .img-box-cover {
  position: relative;
  display: block;
  overflow: hidden;
  height: 140px;
  line-height: 136px;
  text-align: center;
  background-color: #f4f5f6;
}

.box-model .box-item .img-box .img-box-cover .img-box-cover-tag {
  position: absolute;
  bottom: 10px;
  left: 0;
  padding: 8px 15px;
  color: #666;
  font-size: 14px;
  line-height: 1;
  background-color: #FFEB00;
}

.box-model .box-item .img-box .img-box-cover .img-box-cover-tag:after {
  content: '';
  position: absolute;
  top: 0;
  right: -15px;
  border-left: 15px solid #FFEB00;
  border-top: 15px solid transparent;
  border-bottom: 15px solid transparent;
}

.img-box-cover-tag-end {
  position: absolute;
  bottom: 10px;
  left: 0;
  padding: 8px 15px;
  color: #959595;
  font-size: 14px;
  line-height: 1;
  background-color: #C3C3C3;
}

.img-box-cover-tag-end:after {
  content: '';
  position: absolute;
  top: 0;
  right: -15px;
  border-left: 15px solid #C3C3C3;
  border-top: 15px solid transparent;
  border-bottom: 15px solid transparent;
}

.box-model .box-item .box-mask {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4) url("../img/icon_play.png") no-repeat center;
  background-size: 45px;
  opacity: 0;
  -webkit-transition: all .2s;
  -moz-transition: all .2s;
  -ms-transition: all .2s;
  -o-transition: all .2s;
  transition: all .2s;
  cursor: pointer;
}

.box-model .box-item:hover .box-mask {
  opacity: 1;
}

.box-model .box-content {
  padding: 10px;
  border-top: 1px solid #ddd;
}

.box-model .box-content-title {
  font-size: 14px;
  font-weight: 900;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.box-model .box-content-summary {
  margin-top: 5px;
  font-size: 14px;
  color: #333;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.box-model .box-content-info {
  margin-top: 5px;
  overflow: hidden;
  font-size: 14px;
  color: #aaa;
}

.box-model .box-content-info .left {
  color: #aaa;
}

.box-model .box-content-info .right {
  position: relative;
  padding-left: 20px;
}

.box-model .box-content-info .user-count:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 16px;
  height: 16px;
  background: url("../img/icon_people_count.png") no-repeat center;
  background-size: 100%;
}

.box-model .box-content-info .price {
  color: #FE7900;
}

.box-model .box-content-info .price:before {
  display: none;
}

.box-item-info {
  box-sizing: border-box;
  background: rgba(0, 0, 0, 0.6) none no-repeat center !important;
  padding: 20px;
  color: #fff;
}

.box-item-info .box-item-info-title {
  font-size: 14px;
  font-weight: 900;
}

.box-item-info .box-item-info-content {
  line-height: 20px;
}

.box-item-info .btn {
  display: block;
  margin: 0 auto;
  padding: 8px 16px;
  border: 0;
  line-height: 1;
  background-color: #25C390;
  border-radius: 40px;
  color: #fff;
}

.clear:before {
  content: " ";
  display: block;
  clear: both;
}

.box-filter {
  padding: 15px 15px 0;
  background: #fff;
  box-sizing: border-box;
  font-size: 14px;
}

.box-filter .box {
  padding: 24px;
  border: 1px solid #dcdcdc;
  background-color: #fff;
}

.box-filter .title-h {
  font-size: 14px;
  border-bottom: 1px solid #dcdcdc;
  padding-bottom: 10px;
}

.box-filter dl {
  position: relative;
  margin-bottom: 10px;
}

.box-filter dl:after {
  content: "";
  display: block;
  clear: both;
}

.box-filter dl dt {
  position: absolute;
  top: 0;
  left: 0;
  font-weight: 700;
}

.box-filter dl dd {
  padding-left: 60px;
  border-bottom: 1px solid #ddd;
}

.box-filter dl:last-child dd {
  border-bottom: 0;
}

.box-filter dl dd a {
  margin-right: 20px;
  margin-bottom: 10px;
  display: inline-block;
  color: #666;
}

.box-filter dl dd a.on {
  font-weight: 700;
  color: #477fd2;
}

.box-course > li {
  border-bottom: 1px solid #ddd;
  margin-bottom: 10px;
  padding-bottom: 10px;
  overflow: hidden;
}

.box-course > li .left {
  width: 80%;
}

.box-course > li .left .course-cover {
  float: left;
  width: 25%;
  height: 120px;
  overflow: hidden;
}

.box-course > li .left .course-info {
  float: left;
  width: 75%;
  padding-left: 10px;
  box-sizing: border-box;
}

.box-course > li .left .course-info .course-title {
  font-size: 12px;
  color: #999;
}

.box-course > li .left .course-info .course-title .course-title-first {
  margin-right: 5px;
  font-size: 16px;
  font-weight: 900;
  color: #333;
}

.box-course > li .left .course-info .course-summary {
  padding: 10px;
  color: #999;
  line-height: 20px;
}

.box-course > li .left .course-info .course-list {
  margin-left: 16px;
}

.box-course > li .left .course-info .course-list > li {
  list-style-type: decimal;
  color: #999;
  line-height: 20px;
}

.box-course > li .right {
  width: 20%;
}

.box-course > li .right .course-price {
  margin: 30px 0;
  color: #FE7900;
  font-size: 16px;
  text-align: center;
}

.box-course > li .right .btn-detail {
  display: block;
  background-color: #25C390;
  color: #fff;
  padding: 8px 18px;
  line-height: 1;
  border-radius: 6px;
  border: 0;
  margin: 0 auto;
}

.detail-basic-info {
  width: 62.5%;
  min-width: 1000px;
  margin: 15px auto 0;
  padding: 15px;
  overflow: hidden;
  box-sizing: border-box;
  background-color: #fff;
}

.detail-basic-info .left {
  width: 30%;
}

.detail-basic-info .left a {
  position: relative;
  display: block;
  height: 185px;
  line-height: 185px;
  text-align: center;
  overflow: hidden;
  background-color: #f9f9f9;
}

.detail-basic-info .left .icon-play {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -17px;
  margin-left: -50px;
  width: 100px;
  padding-left: 15px;
  box-sizing: border-box;
  line-height: 34px;
  border-radius: 34px;
  background-color: rgba(0, 0, 0, 0.6);
  color: #fff;
  text-align: center;
  font-size: 14px;
}

.detail-basic-info .left .icon-play:before {
  content: '';
  position: absolute;
  top: 50%;
  left: 15px;
  margin-top: -8px;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  border-left: 12px solid #fff;
}

.detail-basic-info .right {
  width: 70%;
  padding-left: 15px;
  box-sizing: border-box;
}

.detail-basic-info .right .basic-info-title {
  font-size: 16px;
  margin-bottom: 10px;
}

.detail-basic-info .right .basic-info-s-title {
  margin-bottom: 10px;
  padding: 0 10px;
  color: #999;
}

.detail-basic-info .right .basic-info-s-title span {
  margin-right: 10px;
  line-height: 1;
  font-size: 14px;
}

.word-break {
  word-break: break-word;
}

.icon-share {
  padding-left: 18px;
  background: url(../img/icon_share.png) no-repeat left;
  background-size: 14px;
}

.icon-collect {
  padding-left: 18px;
  background: url(../img/icon_collect.png) no-repeat left;
  background-size: 14px;
  cursor: pointer;
}

.icon-collect.active {
  color: #25C390;
  background: url(../img/icon_collect_active.png) no-repeat left;
  background-size: 14px;
}

.icon-cart-add {
  padding-left: 18px;
  background: url(../img/icon_cart_add.png) no-repeat left;
  background-size: 14px;
  cursor: pointer;
}

.basic-info-table {
  width: 100%;
  background-color: #f9f9f9;
}

.basic-info-table tr td {
  padding: 5px 10px;
  font-size: 14px;
  color: #333;
}

.basic-info-table tr td .price {
  margin-left: 20px;
  color: #FE7900;
  font-size: 18px;
}

.basic-info-summary {
  padding: 10px;
  line-height: 20px;
  font-size: 14px;
  color: #666;
  background-color: #f9f9f9;
}

.detail-basic-info .btn-buy {
  margin-top: 15px;
  padding: 8px 30px;
  border: 1px solid #25C390;
  color: #25C390;
  line-height: 1;
  background-color: #fff;
}

.text-center {
  text-align: center;
}

.detail-body {
  width: 62.5%;
  min-width: 1000px;
  margin: 15px auto;
  overflow: hidden;
  box-sizing: border-box;
}

.detail-body .detail-body-nav {
  padding-left: 40px;
  border-bottom: 1px solid #ddd;
  overflow: hidden;
  background-color: #fff;
}

.detail-body .detail-body-nav li {
  float: left;
  margin: 0 20px;
  padding: 0 10px;
  height: 40px;
  line-height: 40px;
  font-size: 16px;
  color: #333;
  font-weight: 900;
  cursor: pointer;
}

.detail-body .detail-body-nav li.active {
  color: #25C390;
  border-bottom: 2px solid #25C390;
}

.detail-body-content .catalog-head {
  margin-top: 15px;
  padding: 15px 20px;
  border-bottom: 1px solid #ddd;
  font-size: 18px;
  background-color: #fff;
}

.detail-body-content .detail-course {
  padding: 0 20px 15px;
  background-color: #fff;
}

.detail-body-content .detail-body-summary {
  background-color: #fff;
  padding: 15px 20px;
  font-size: 14px;
  overflow: hidden;
}

.detail-body-content .detail-body-summary-title {
  position: relative;
  margin: 20px 0 15px;
  padding-left: 20px;
  color: #25C390;
  font-size: 16px;
  font-weight: 900;
}

.detail-body-content .detail-body-summary-title:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 100%;
  background-color: #25C390;
}

.detail-body-content .detail-body-summary-content {
  word-break: break-word;
  font-size: 14px;
}

.detail-body-teacher-list {
  width: 100%;
  overflow: hidden;
}

.detail-body-teacher-list tr td {
  float: left;
  width: 50%;
  margin-bottom: 10px;
  box-sizing: border-box;
}

.detail-body-teacher-list tr td .user-head {
  float: left;
  width: 50px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  border-radius: 50%;
  overflow: hidden;
  background-color: #f4f4f4;
}

.detail-body-teacher-list tr td .user-info {
  float: left;
  width: 80%;
  padding-left: 15px;
}

.detail-body-teacher-list tr td .user-info div {
  line-height: 20px;
}

.comments {
  padding: 15px 20px 5px;
  background-color: #fff;
}

.comments-title {
  margin-top: 15px;
  padding: 15px;
  border-bottom: 1px solid #ddd;
  font-size: 18px;
  background-color: #fff;
}

.comments-nav {
  padding: 10px;
  border: 1px solid #ddd;
  background-color: #f9f9f9;
}

.comments-nav label {
  margin-right: 10px;
  cursor: pointer;
}

.comments-nav label input[type=radio] {
  margin-right: 5px;
  vertical-align: middle;
  outline: none;
}

.comments-nav label span {
  vertical-align: middle;
}

.comments-body li {
  position: relative;
  margin-top: 20px;
  padding-bottom: 10px;
  overflow: hidden;
  min-height: 90px;
  border-bottom: 1px solid #ddd;
}

.comments-body li .left {
  position: absolute;
  top: 0;
  left: 0;
}

.comments-body li .img-box {
  width: 60px;
  height: 60px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 50%;
  background-color: #f4f4f4;
}

.comments-body li .user-name {
  margin-top: 10px;
  width: 80px;
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 12px;
  color: #666;
  white-space: nowrap;
}

.comments-body li .right {
  float: left;
  padding-left: 90px;
  width: 100%;
  box-sizing: border-box;
}

.comments-body li .right .comments-body-level {
  overflow: hidden;
  margin-bottom: 10px;
}

.comments-body li .right .comments-body-level .box-comments-star {
  float: left;
  line-height: 20px;
}

.comments-star-title {
  float: left;
  font-size: 14px;
  line-height: 20px;
  margin-right: 10px;
}

#comments-star em {
  cursor: pointer;
}

.box-comments-textarea {
  padding-top: 10px;
}

.box-comments-textarea .comments-textarea {
  width: 100%;
  padding: 10px;
  box-sizing: border-box;
  font-size: 14px;
  resize: none;
  background-color: #f9f9f9;
}

.comments-maxword {
  margin-top: 5px;
  line-height: 30px;
  font-size: 14px;
  color: #999;
  overflow: hidden;
}

.comments-maxword .btn-submit {
  float: right;
  border: 0;
  width: 120px;
  line-height: 35px;
  font-size: 16px;
  text-align: center;
  background-color: #25C390;
  color: #fff;
}

.comments-body li .right .comments-body-level .comments-time {
  float: right;
  font-size: 14px;
  color: #999;
}

.comments-body li .right .comments-body-level .box-comments-star .good-evaluation {
  float: left;
  margin-right: 10px;
  line-height: 20px;
  color: #25C390;
  font-size: 14px;
}

.comments-body li .right .comments-body-level .box-comments-star .bad-evaluation {
  float: left;
  margin-right: 10px;
  line-height: 20px;
  color: #FE7900;
  font-size: 14px;
}

.comments-body li .right .comments-body-content {
  font-size: 14px;
  line-height: 20px;
  word-break: break-word;
}

.comments-star {
  overflow: hidden;
}

.comments-star em {
  float: left;
  display: block;
  vertical-align: middle;
  width: 20px;
  height: 20px;
  background: url(../img/icon_start_null.png) no-repeat center;
  background-size: 100%;
}

.comments-star.star1 em:nth-child(-n+1) {
  background: url(../img/icon_start.png) no-repeat center;
  background-size: 100%;
}

.comments-star.star2 em:nth-child(-n+2) {
  background: url(../img/icon_start.png) no-repeat center;
  background-size: 100%;
}

.comments-star.star3 em:nth-child(-n+3) {
  background: url(../img/icon_start.png) no-repeat center;
  background-size: 100%;
}

.comments-star.star4 em:nth-child(-n+4) {
  background: url(../img/icon_start.png) no-repeat center;
  background-size: 100%;
}

.comments-star.star5 em:nth-child(-n+5) {
  background: url(../img/icon_start.png) no-repeat center;
  background-size: 100%;
}

.course-progress {
  margin-bottom: 10px;
  padding: 20px;
  background-color: #fff;
}

.course-progress .box-progress {
  margin: 5px 0;
}

.box-progress {
  float: left;
  width: 80%;
  height: 20px;
  background-color: #666;
}

.progress-bar {
  display: block;
  height: 100%;
  background-color: #25C390;
}

.btn-start-learning {
  float: right;
  width: 120px;
  height: 30px;
  line-height: 30px;
  text-align: center;
  font-size: 16px;
  color: #fff;
  background-color: #25C390;
}

.course-progress .left,
.course-progress .right {
  margin-top: 10px;
  color: #666;
}

video {
  outline: none;
}

/*视频*/

.box-video {
  position: relative;
  width: 100%;
  padding: 15px;
  overflow: hidden;
  background-color: #fff;
  box-sizing: border-box;
}

.player-box {
  position: relative;
  width: 70%;
  height: 480px;
}

.player-box video {
  width: 100%;
  height: 100%;
}

.video-logo {
  position: absolute;
  z-index: 1;
  right: 5px;
  bottom: 30px;
  width: 200px;
  height: 60px;
  line-height: 58px;
  color: #fff;
  background-color: #3C6835;
  -webkit-user-select: none;
}

.box-video-content {
  position: relative;
  overflow: hidden;
}

.box-video .video-title {
  height: 30px;
  line-height: 30px;
  text-align: center;
  font-size: 16px;
  padding-bottom: 10px;
}

.box-video-summary {
  background-color: #fff;
  overflow: hidden;
}

.box-video-summary .box-video-summary-title {
  margin-bottom: 15px;
  padding: 5px 15px 15px;
  border-bottom: 1px solid #ddd;
  font-size: 18px;
}

.box-video-summary .box-video-summary-content {
  margin-bottom: 15px;
  padding: 0 15px;
  font-size: 14px;
}

.video-catalog {
  position: absolute;
  top: 40px;
  right: 0;
  width: 30%;
  height: 480px;
  background-color: #555;
  color: #fff;
}

.video-catalog .catalog-head {
  padding: 10px;
  text-align: center;
  background-color: #414141;
  font-size: 18px;
  font-weight: 900;
  color: #fff;
  border: none;
}

.catalog {
  background-color: #fff;
}

.video-catalog .level-1 {
  overflow: auto;
  height: 416px;
}

.level-1 {
  padding: 0 0 20px 20px;
}

.level-1::-webkit-scrollbar {
  width: 8px;
}

.level-1::-webkit-scrollbar-track {
  -webkit-border-radius: 2em;
  -moz-border-radius: 2em;
  border-radius: 2em;
}

.level-1::-webkit-scrollbar-thumb {
  background-color: #ddd;
  -webkit-border-radius: 2em;
  -moz-border-radius: 2em;
  border-radius: 2em;
}

.level-1 > li {
  padding: 15px 15px 15px 0;
  border-bottom: 1px solid #ddd;
  cursor: pointer;
}

.video-catalog .level-1 > li {
  border-color: #434343;
}

.level-1 > li:last-child {
  border-bottom: none;
}

.level-1 > li .level-1-title {
  position: relative;
  font-size: 16px;
}

.video-catalog .level-2 > li {
  position: relative;
  margin-top: 5px;
  padding: 10px;
  font-size: 14px;
  background-color: #6F6F6F;
  cursor: pointer;
}

.catalog .level-2 > li {
  position: relative;
  margin-top: 5px;
  padding: 10px;
  font-size: 14px;
  background-color: #efefef;
  cursor: pointer;
}

.level-2 > li .level-2-title,
.level-3 > li .level-3-title,
.level-4 > li .level-4-title {
  position: relative;
  padding: 5px 0;
  line-height: 24px;
}

.level-1 .icon-arrow {
  padding-right: 24px;
}

.level-1 .icon-arrow:after {
  content: '';
  position: absolute;
  right: 5px;
  top: 50%;
  margin-top: -8px;
  width: 16px;
  height: 16px;
  background: url(../img/icon_arrow_bottom.png) no-repeat center;
  background-size: 100%;
}

.video-catalog .level-3,
.video-catalog .level-4,
.video-catalog .level-5 {
  position: relative;
  padding-left: 5px;
}

.catalog .level-3,
.catalog .level-4,
.catalog .level-5 {
  position: relative;
  padding-left: 5px;
}

.level-3 > li,
.level-4 > li,
.level-5 > li {
  position: relative;
  padding: 10px 10px 10px 15px;
  font-size: 14px;
  cursor: pointer;
}

.level-3 > li:before,
.level-4 > li:before,
.level-5 > li:before {
  content: '';
  position: absolute;
  top: 16px;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #25C390;
}

.level-2,
.level-3,
.level-4,
.level-5 {
  height: 0;
  overflow: hidden;
}

.level-1 > li.active .level-1-title.icon-arrow:after,
.level-2 > li.active .level-2-title.icon-arrow:after,
.level-3 > li.active .level-3-title.icon-arrow:after,
.level-4 > li.active .level-4-title.icon-arrow:after {
  -webkit-transform: rotate(180deg);
  -moz-transform: rotate(180deg);
  -ms-transform: rotate(180deg);
  -o-transform: rotate(180deg);
  transform: rotate(180deg);
}

.level-1 > li.active .level-2,
.level-2 > li.active .level-3,
.level-3 > li.active .level-4,
.level-4 > li.active .level-5 {
  height: auto;
}

.footer {
  min-width: 1000px;
  background-color: #5E5E5E;
  overflow: hidden;
}

.footer-1 {
  overflow: hidden;
  padding: 40px;
  border-bottom: 1px solid #999;
}

.footer-1 .left,
.footer-1 .right {
  width: 50%;
  box-sizing: border-box;
}

.footer-1 .left {
  padding: 30px 0;
  border-right: 1px solid #999;
}

.footer-1 .left .footer1-title {
  padding-bottom: 30px;
  color: #fff;
  font-size: 30px;
}

.footer-1 .left ul {
  overflow: hidden;
}

.footer-1 .left ul li {
  float: left;
}

.footer-1 .left ul li .number {
  display: inline-block;
  width: 30px;
  height: 30px;
  line-height: 30px;
  font-size: 16px;
  font-weight: 900;
  background-color: #29C38F;
  border-radius: 50%;
  overflow: hidden;
  color: #fff;
  text-align: center;
}

.footer-1 .left ul li .text {
  display: inline-block;
  margin-left: 10px;
  margin-right: 20px;
  width: 6em;
  font-size: 14px;
  line-height: 18px;
  color: #fff;
}

.footer-1 .right {
  padding: 30px;
}

.footer-1 .right .qrcode {
  margin-left: 30px;
}

.footer-1 .right .qrcode,
.footer-1 .right ul {
  float: left;
}

.footer-1 .right ul li {
  margin-left: 20px;
  margin-bottom: 15px;
}

.footer-1 .right ul li a {
  font-size: 14px;
  color: #fff;
}

.footer-2,
.footer-3 {
  margin: 20px 0;
  overflow: hidden;
}

.footer-3 {
  clear: both;
}

.footer-2 li,
.footer-3 li {
  float: left;
  margin-right: 10px;
}

.footer-2 li a,
.footer-3 li a {
  color: #999;
}

.copyright {
  overflow: hidden;
  margin: 20px 0;
  font-size: 12px;
  color: #999;
  vertical-align: middle;
}

.copyright a {
  color: #fff;
  font-size: 12px;
}

.copyright .right {
  padding: 4px 0;
  background-color: #363738;
}

.icon-ga1 {
  width: 13px;
  height: 15px;
  background-position: 0 -155px;
}

.icon-ga2 {
  width: 12px;
  height: 12px;
  background-position: -30px -158px;
}

.copyright dl {
  float: right;
  margin: 0 6px;
}

.copyright dt,
.copyright dd {
  float: left;
}

.copyright dt {
  margin-right: 5px;
}

.aside {
  position: fixed;
  top: 30%;
  right: 40px;
  z-index: 999;
  display: none;
}

.icon-aside {
  text-align: center;
}

#aside-nav li {
  margin-bottom: 10px;
  width: 100px;
  line-height: 35px;
  text-align: center;
  background-color: #fff;
  box-shadow: 2px 2px 10px -3px #666;
}

#aside-nav li a {
  display: block;
  color: #666;
  font-weight: 900;
}

#aside-nav li.current a {
  background-color: #25C390;
  color: #fff;
  font-size: 14px;
}

.aside-phone-box,
.aside-qrcode-box {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.aside-phone-box:hover {
  overflow: visible;
}

.aside-phone-box:hover .aside-phone {
  opacity: 1;
}

.aside-phone {
  opacity: 0;
  position: absolute;
  top: -25px;
  right: 120px;
  padding: 0 10px;
  width: 100%;
  background-color: #fff;
  box-shadow: 2px 2px 10px -3px #666;
  -webkit-transition: all .3s;
  -moz-transition: all .3s;
  -ms-transition: all .3s;
  -o-transition: all .3s;
  transition: all .3s;
}

.aside-phone:after {
  content: '';
  position: absolute;
  top: 30px;
  right: -10px;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 10px solid #fff;
}

.aside-phone .aside-phone-title {
  line-height: 40px;
}

.aside-phone .aside-phone-body {
  border-top: 1px solid #efefef;
  color: #25C390;
}

.aside-qrcode-box:hover {
  overflow: visible;
}

.aside-qrcode-box:hover .aside-qrcode {
  opacity: 1;
}

.aside-qrcode {
  opacity: 0;
  position: absolute;
  top: -54px;
  right: 120px;
  padding: 10px 10px 0;
  width: 100%;
  background-color: #fff;
  box-shadow: 2px 2px 10px -3px #666;
  -webkit-transition: all .3s;
  -moz-transition: all .3s;
  -ms-transition: all .3s;
  -o-transition: all .3s;
  transition: all .3s;
}

.aside-qrcode:after {
  content: '';
  position: absolute;
  top: 65px;
  right: -10px;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 10px solid #fff;
}

.goTop {
  cursor: pointer;
}

.nodata {
  padding-bottom: 1em;
  font-size: 16px;
  color: #999;
}

.btn-primary {
  background-color: #25C390;
  color: #fff;
  padding: 8px 18px;
  line-height: 1;
  border-radius: 6px;
  border: 0;
  margin: 0 auto;
}

.btn-danger {
  background-color: #f76360;
  color: #fff;
  padding: 8px 18px;
  line-height: 1;
  border-radius: 6px;
  border: 0;
  margin: 0 auto;
}

.pay-box .title {
  margin-top: 15px;
  margin-bottom: 15px;
  font-size: 16px;
  text-align: right;
}

.pay-type-list li {
  font-size: 14px;
  margin-bottom: 20px;
}

.pay-type-list li label {
  display: inline-block;
  -webkit-user-select: none;
  cursor: pointer;
}

.pay-type-list .course-price {
  color: #FE7900;
}

.pay-type-list img {
  display: inline-block;
  margin-right: 20px;
  width: 50px;
  vertical-align: middle;
}

.pay-type-list .logo {
  float: none;
  padding: 2px;
  border-radius: 5px;
  background-color: #3cd26b;
  box-sizing: border-box;
}

input[type=checkbox],
input[type=radio] {
  display: none;
}

input[type=checkbox] + .text-checkbox,
input[type=radio] + .text-radio {
  position: relative;
  display: inline-block;
  padding-right: 30px;
  width: 200px;
  height: 20px;
  line-height: 20px;
  text-align: right;
  box-sizing: border-box;
  vertical-align: middle;
}

input[type=checkbox] + .text-checkbox:after {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  width: 20px;
  height: 20px;
  background: url(../img/checkbox_off.png) no-repeat center / 100%;
}

input[type=checkbox]:checked + .text-checkbox:after {
  background: url(../img/checkbox_on.png) no-repeat center / 100%;
}

input[type=radio] + .text-radio:after {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  width: 20px;
  height: 20px;
  background: url(../img/radio_off.png) no-repeat center / 100%;
}

input[type=radio]:checked + .text-radio:after {
  background: url(../img/radio_on.png) no-repeat center / 100%;
}

.pay-type-item {
  position: relative;
  margin-left: 15px;
}

.pay-type-item .pay-type-img {
  position: absolute;
  top: 50%;
  left: 20px;
  width: 40px;
  margin-top: -20px;
}

.pay-type-item .pay-type-text {
  width: 160px;
  padding: 20px;
  border: 2px solid #3cd26b;
  text-align: right;
}

.pay-type-item input[type=radio] + .pay-type-text:after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 30px;
  height: 30px;
}

.pay-type-item input[type=radio]:checked + .pay-type-text:after {
  background: url(../img/icon_checked.png) no-repeat center / 100%;
}

.coupon-box .coupon-title {
  display: inline-block;
  width: 50px;
}

.coupon-box .coupon-text {
  position: relative;
  display: inline-block;
  min-width: 200px;
  padding-right: 30px;
  text-align: right;
  box-sizing: border-box;
  cursor: pointer;
}

.coupon-box .coupon-text:after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 20px;
  height: 20px;
  background: url(../img/icon_arrow_top.png) no-repeat center / 100%;
  -webkit-transform: rotate(90deg);
  -moz-transform: rotate(90deg);
  -ms-transform: rotate(90deg);
  -o-transform: rotate(90deg);
  transform: rotate(90deg);
}

.coupon-list li {
  font-size: 14px;
  margin-bottom: 20px;
}

.coupon-list li label {
  display: inline-block;
  -webkit-user-select: none;
  cursor: pointer;
}

.coupon-list li .text-radio {
  padding-left: 30px;
  padding-right: 0;
  width: auto;
}

.coupon-list li input[type=radio] + .text-radio:after {
  left: 0;
  right: initial;
}

.coupon-list li:last-child {
  margin-bottom: 0;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table tr th {
  padding: 10px;
  border-bottom: 1px solid #ddd;
  text-align: center;
  font-size: 16px;
  white-space: nowrap;
}

.table tr td {
  padding: 10px;
  border-bottom: 1px solid #ddd;
  text-align: center;
  font-size: 14px;
}

.table .text-checkbox {
  padding-left: 20px;
  padding-right: 0 !important;
  width: auto !important;
  -webkit-user-select: none;
}

.table .text-checkbox:after {
  width: 16px !important;
  height: 16px !important;
  top: 1px !important;
  right: auto !important;
  left: 0;
}

.table .width60 {
  width: 60px;
}

.table label {
  cursor: pointer;
}

.table .course-price {
  color: #FE7900;
}

.table .icon-remove {
  display: inline-block;
  width: 20px;
  height: 20px;
  background: url(../img/icon_remove.png) no-repeat center / 100%;
}

.table .img-box-cover {
  position: relative;
  margin-right: 10px;
  width: 240px;
  background-color: #f4f5f6;
}

.table .img-box-cover img {
  max-width: 100%;
  max-height: 100%;
}

.table .text-left {
  text-align: left;
}

.table-striped tr:nth-of-type(odd) {
  background-color: #f9f9f9;
}

.table-footer {
  padding: 20px 0;
  overflow: hidden;
}

.webkit-box {
  display: -webkit-box;
  display: -moz-box;
  box-align: center;
  -moz-box-align: center;
  -webkit-box-align: center;
}

.flex1 {
  -webkit-box-flex: 1;
}

.box-coupon {
  padding-left: 20px;
  min-height: 340px;
  overflow: hidden;
}

.coupon-item {
  float: left;
  width: 33.33%;
  padding: 0 20px 20px 0;
  box-sizing: border-box;
}

.coupon-item-border {
  position: relative;
  overflow: hidden;
  -webkit-border-radius: 3px;
  -moz-border-radius: 3px;
  border-radius: 3px;
}

.coupon-item-border .left {
  width: 35%;
  text-align: center;
  white-space: nowrap;
}

.coupon-item-border .left .coupon-price {
  padding-top: 18px;
  padding-bottom: 15px;
  background-color: #ec2546;
  color: #fff;
  font-size: 14px;
}

.coupon-item-border .left .coupon-price span {
  font-size: 32px;
  font-weight: 900;
}

.coupon-item-border .left .coupon-type {
  line-height: 32px;
  background-color: #d01c39;
  color: #f3c1ca;
}

.coupon-item-border .right {
  width: 65%;
  box-sizing: border-box;
  border: 1px solid #efefef;
}

.coupon-item-border .right .coupon-title {
  padding-left: 20px;
  padding-top: 30px;
  padding-bottom: 24px;
  font-size: 16px;
  font-weight: 900;
  border-bottom: 1px dashed #eaeaea;
  box-sizing: border-box;
  color: #333;
}

.coupon-item-border .right .coupon-time {
  padding-left: 20px;
  line-height: 30px;
  color: #8a8a8c;
  white-space: nowrap;
}

.coupon-item2 .coupon-price,
.coupon-item3 .coupon-price {
  background-color: #8f9190!important;
  color: #fff;
}

.coupon-item2 .coupon-type,
.coupon-item3 .coupon-type {
  background-color: #6f7170!important;
  color: #fff;
}

.coupon-item4 {
  cursor: pointer;
}

.coupon-item-border:before {
  content: '';
  position: absolute;
  z-index: 0;
  top: 70%;
  left: -10px;
  width: 18px;
  height: 18px;
  border-radius: 100%;
  background: #fff;
  margin-top: -10px;
}

.coupon-item-border:after {
  content: '';
  position: absolute;
  z-index: 0;
  top: 70%;
  right: -10px;
  width: 18px;
  height: 18px;
  border-radius: 100%;
  background: #fff;
  margin-top: -10px;
  border-left: 1px solid #ddd;
}

.box-balance {
  padding: 0 20px 20px;
  font-size: 16px;
  min-height: 300px;
}

.form-control {
  display: inline-block;
  width: 300px;
  height: 36px;
  padding: 10px;
  font-size: 14px;
  font-weight: 400;
  line-height: 1;
  color: #6c757d;
  background-color: #fff;
  background-clip: padding-box;
  border: 1px solid #dee2e6;
  border-radius: 3px;
  -webkit-transition: border-color 0.15s ease-in-out, -webkit-box-shadow 0.15s ease-in-out;
  transition: border-color 0.15s ease-in-out, -webkit-box-shadow 0.15s ease-in-out;
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out, -webkit-box-shadow 0.15s ease-in-out;
  box-sizing: border-box;
}

.cursor {
  cursor: pointer;
}