.content {
  width: 100%;
  margin-top: 30px;
}

.content .content-l {
  width: 66%;
}

.content .content-l .detail-table {
  box-shadow: 0px 4px 13px 0px rgba(153, 153, 153, 0.11);
  border-radius: 0 0 10px 10px;
  margin-bottom: 45px;
}

.content .content-l .detail-table h2 {
  position: relative;
  padding: 1.5% 3%;
  line-height: 46px;
}

.content .content-l .detail-table h2::before {
  display: block;
  content: '';
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background-image: linear-gradient(90deg, #fd5e4b 0%, #feafa5 50%, #ffffff 99%), linear-gradient(#d2181b, #d2181b);
  background-blend-mode: normal,
    normal;
  opacity: 0.1;
}

.content .content-l .detail-table h2 .table-title {
  font-size: 22px;
  padding-left: 5%;
  position: relative;
}

.content .content-l .detail-table h2 .table-title img {
  width: 31px;
  position: absolute;
  left: 0;
  top: 50%;
  -ms-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -o-transform: translateY(-50%);
  transform: translateY(-50%);
}

.content .content-l .detail-table h2 .table-title i {
  color: #e02727;
  font-weight: bolder;
}

.content .content-l .detail-table h2 .table-title .search-sel {
  width: 14.7%;
  position: absolute;
  background-color: #ffffff;
  border-radius: 10px;
  border: solid 1px #e5e5e5;
  cursor: pointer;
  font-weight: normal;
  top: 1.5%;
  right: 3%;
  overflow: hidden;
}

.content .content-l .detail-table h2 .table-title .search-sel p {
  padding: 0 16.5%;
  font-size: 20px;
  position: relative;
  background: #ffffff;
  z-index: 1;
}

.content .content-l .detail-table h2 .table-title .search-sel p::after {
  display: block;
  content: '';
  width: 14px;
  height: 8px;
  background: url(../../images/kaoyan/search-sel.png) no-repeat center center;
  position: absolute;
  right: 16%;
  top: 50%;
  margin-top: -4px;
  -ms-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -webkit-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
}

.content .content-l .detail-table h2 .table-title .search-sel ul {
  height: 0;
  overflow: hidden;
}

.content .content-l .detail-table h2 .table-title .search-sel ul li {
  padding: 11% 0;
  background-color: #ffffff;
  text-align: center;
  font-size: 16px;
  line-height: 1;
}

.content .content-l .detail-table h2 .table-title .search-sel ul li:hover {
  background-color: #f8f8f7;
  color: #e02727;
}

.content .content-l .detail-table h2 .table-title .search-sel ul li.actived {
  background-color: #f8f8f7;
  color: #e02727;
}

.content .content-l .detail-table h2 .table-title .search-sel.actived p::after {
  -ms-transform: rotate(180deg);
  -moz-transform: rotate(180deg);
  -webkit-transform: rotate(180deg);
  -o-transform: rotate(180deg);
  transform: rotate(180deg);
}

.content .content-l .detail-table h2 .table-title .search-sel.actived ul {
  height: auto;
}

.content .content-l .detail-table .search-table {
  width: 100%;
}

.content .content-l .detail-table .search-table h3 {
  text-align: center;
  font-size: 20px;
  line-height: 1;
  margin: 4% 0 2.6% 0;
}

.content .content-l .detail-table .search-table table {
  width: 100%;
  border-radius: 9px;
  overflow: hidden;
}

.content .content-l .detail-table .search-table table thead {
  background-color: #fff5f5;
}

.content .content-l .detail-table .search-table table thead tr {
  width: 100%;
  line-height: 68px;
  height: 68px;
}

.content .content-l .detail-table .search-table table thead tr td {
  color: #666666;
  text-align: center;
  font-size: 18px;
  padding: 0 10px;
  white-space: nowrap;
  word-break: keep-all;
}

.content .content-l .detail-table .search-table table tbody tr {
  width: 100%;
  border-bottom: 1px dashed #e5e5e5;
}

.content .content-l .detail-table .search-table table tbody tr:last-child {
  border-bottom: none;
}

.content .content-l .detail-table .search-table table tbody td {
  text-align: center;
  padding: 15px 10px;
}

.content .content-l .detail-table .search-table table tbody td:nth-child(3) {
  text-align: left;
}

.content .content-l .detail-table .search-table table tbody td a,
.content .content-l .detail-table .search-table table tbody td span {
  font-size: 16px;
  line-height: 22px;
}

.content .content-l .about-xk {
  width: 100%;
  width: 100%;
  background: url(../../images/kaoyan/lesson-item-line.png) no-repeat left top;
  margin-top: 15px;
  padding-top: 25px;
}

.content .content-l .about-xk a {
  padding: 0 25px;
  float: left;
  height: 48px;
  line-height: 48px;
  background-color: #f3f3f3;
  border-radius: 10px;
  font-size: 18px;
  text-align: center;
  overflow: hidden;
  -ms-transition: all 0.2s;
  -moz-transition: all 0.2s;
  -webkit-transition: all 0.2s;
  -o-transition: all 0.2s;
  transition: all 0.2s;
  position: relative;
  margin: 1.5% 1%;
}

.content .content-l .about-xk a::after {
  display: block;
  content: '';
  position: absolute;
  right: -100%;
  bottom: 0;
  width: 30px;
  height: 30px;
  background-color: #ffffff;
  opacity: 0.1;
  border-radius: 100% 0 0 0;
  -ms-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -webkit-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
}

.content .content-l .about-xk a i {
  display: block;
  width: 18%;
  height: 5px;
  background-color: #ffffff;
  border-radius: 2px;
  opacity: 0.1;
  position: absolute;
  top: 2px;
  left: -100%;
  -ms-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -webkit-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
}

.content .content-l .about-xk a i::after {
  display: block;
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: #ffffff;
  position: absolute;
  right: -8px;
  top: 0;
}

.content .content-l .about-xk a:hover {
  text-decoration: none;
  background-image: linear-gradient(90deg, #ff6d51 1%, #fb4d43 50%, #f62d35 100%), linear-gradient(#666666, #666666);
  background-blend-mode: normal,
    normal;
  box-shadow: 0px 4px 13px 0px rgba(248, 58, 59, 0.54);
}

.content .content-l .about-xk a:hover span {
  color: #ffffff;
}

.content .content-l .about-xk a:hover::after {
  right: 0;
}

.content .content-l .about-xk a:hover i {
  left: 4px;
}

@media screen and (max-width: 1440px) {
  .content .content-l .detail-table {
    margin-bottom: 30px;
  }

  .content .content-l .detail-table h2 {
    line-height: 40px;
  }

  .content .content-l .detail-table h2 .table-title img {
    width: 26px;
  }

  .content .content-l .detail-table h2 .table-title {
    font-size: 20px;
  }

  .content .content-l .detail-table h2 .table-title .search-sel p {
    font-size: 18px;
  }

  .content .content-l .detail-table .search-table h3 {
    font-size: 18px;
  }

  .content .content-l .about-xk a {
    padding: 0 20px;
    height: 42px;
    line-height: 42px;
    border-radius: 8px;
    font-size: 15px;
  }

  .content .content-l .about-xk a::after {
    width: 24px;
    height: 24px;
  }

  .content .content-l .detail-table .search-table table thead tr {
    line-height: 60px;
    height: 60px;
  }

  .content .content-l .detail-table .search-table table thead tr td {
    font-size: 15px;
  }

  .content .content-l .table table tbody td {
    padding: 12px 10px;
  }

  .content .content-l .detail-table .search-table table tbody td a,
  .content .content-l .detail-table .search-table table tbody td span {
    font-size: 14px;
    line-height: 20px;
  }
}

@media screen and (max-width: 1366px) {
  .content .content-l .detail-table h2 .table-title img {
    width: 24px;
  }

  .content .content-l .detail-table h2 .table-title {
    font-size: 18px;
  }

  .content .content-l .detail-table h2 .table-title .search-sel p {
    font-size: 16px;
  }

  .content .content-l .detail-table h2 .table-title .search-sel ul li {
    font-size: 14px;
  }

  .content .content-l .detail-table .search-table h3 {
    font-size: 16px;
  }

  .content .content-l .about-xk {
    margin-top: 10px;
    padding-top: 20px;
  }

  .content .content-l .about-xk a {
    padding: 0 14px;
    height: 38px;
    line-height: 38px;
    border-radius: 6px;
    font-size: 14px;
  }

  .content .content-l .detail-table .search-table table thead tr {
    line-height: 50px;
    height: 50px;
  }

  .content .content-l .detail-table .search-table table thead tr td {
    font-size: 14px;
  }

  .content .content-l .detail-table .search-table table tbody td a,
  .content .content-l .detail-table .search-table table tbody td span {
    font-size: 13px;
  }
}