.sites-course {
  border-top: 10px solid #f0f0f0;
}

.sites-navbar.show .navbar {
  height: 7.7rem;
}

.sites-navbar.show .slide-btn:before {
  -webkit-transform: rotate(180deg);
      -ms-transform: rotate(180deg);
       -o-transform: rotate(180deg);
          transform: rotate(180deg);
}

.sites-navbar .navbar {
  padding: 0.65rem 12px 0.25rem;
  height: 3.75rem;
  overflow: hidden;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-wrap: wrap;
      -ms-flex-wrap: wrap;
          flex-wrap: wrap;
  background-color: #fff;
  -webkit-transition: height 0.3s;
  -o-transition: height 0.3s;
  transition: height 0.3s;
}

.sites-navbar .navbar .nav-link {
  margin-bottom: 0.5rem;
  -webkit-box-flex: 0;
  -webkit-flex: 0 0 25%;
      -ms-flex: 0 0 25%;
          flex: 0 0 25%;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
}

.sites-navbar .navbar .nav-link .icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: url("../img/icon.png") no-repeat;
  background-size: 20rem 9rem;
}

.sites-navbar .navbar .nav-link .txt {
  font-size: 0.7rem;
  color: #222;
}

.sites-navbar .navbar .nav-link:nth-child(1) .icon {
  background-position: -10rem -3rem;
}

.sites-navbar .navbar .nav-link:nth-child(2) .icon {
  background-position: -12.5rem -3rem;
}

.sites-navbar .navbar .nav-link:nth-child(3) .icon {
  background-position: -15rem -3rem;
}

.sites-navbar .navbar .nav-link:nth-child(4) .icon {
  background-position: -17.5rem -3rem;
}

.sites-navbar .navbar .nav-link:nth-child(5) .icon {
  background-position: -10rem -5.5rem;
}

.sites-navbar .navbar .nav-link:nth-child(6) .icon {
  background-position: -12.5rem -5.5rem;
}

.sites-navbar .navbar .nav-link:nth-child(7) .icon {
  background-position: -15rem -5.5rem;
}

.sites-navbar .navbar .nav-link:nth-child(8) .icon {
  background-position: -17.5rem -5.5rem;
}

.sites-navbar .slide-btn {
  width: 100%;
  height: 1.5rem;
  border: 0;
  position: relative;
  border-radius: 0;
  background-color: #fff;
  font-size: 1rem;
  color: #a9a9a9;
}

.sites-navbar .slide-btn:after {
  position: absolute;
  z-index: 10;
  content: '';
  -webkit-transform: scale(0.5);
      -ms-transform: scale(0.5);
       -o-transform: scale(0.5);
          transform: scale(0.5);
  top: 0;
  right: -50%;
  left: -50%;
  border-top: 1px solid #ddd;
}

.sites-navbar .slide-btn:before {
  display: block;
  content: "\e64a";
}

.sites-course:nth-of-type(1) .title h3 {
  color: #df1837;
}

.sites-course:nth-of-type(2) .title h3 {
  color: #083388;
}

.sites-course:nth-of-type(3) .title h3 {
  color: #f39800;
}

.sites-course:nth-of-type(4) .title h3 {
  color: #409a34;
}

.sites-course .title {
  margin: 0 12px;
  height: 2.2rem;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  position: relative;
}

.sites-course .title:after {
  position: absolute;
  z-index: 10;
  content: '';
  -webkit-transform: scale(0.5);
      -ms-transform: scale(0.5);
       -o-transform: scale(0.5);
          transform: scale(0.5);
  right: -50%;
  bottom: 0;
  left: -50%;
  border-bottom: 1px solid #ddd;
}

.sites-course .title h3 {
  padding-right: 0.4rem;
  font-size: 0.8rem;
  font-weight: normal;
  color: #222;
  position: relative;
}

.sites-course .title h3:after {
  position: absolute;
  z-index: 10;
  content: '';
  -webkit-transform: scale(0.5);
      -ms-transform: scale(0.5);
       -o-transform: scale(0.5);
          transform: scale(0.5);
  top: -50%;
  right: 0;
  bottom: -50%;
  border-right: 1px solid #666;
}

.sites-course .title p {
  margin-left: 0.4rem;
  font-size: 0.6rem;
  color: #666;
}

.sites-course .course-list {
  padding: 0.7rem 0.55rem 0.4rem;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-wrap: wrap;
      -ms-flex-wrap: wrap;
          flex-wrap: wrap;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
      -ms-flex-pack: justify;
          justify-content: space-between;
}

.sites-course .course-list .course-item {
  margin-bottom: 0.45rem;
  width: 8.6rem;
  height: 5.15rem;
  border-radius: 5px;
  overflow: hidden;
}

.sites-course .course-list .course-item img {
  display: block;
  width: 100%;
  height: 100%;
}

.course-item-head {
  padding: 1rem 12px 0;
  font-size: 0.7rem;
  line-height: 1.1rem;
  color: #222;
}

.course-item-head .item1 {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
}

.course-item-head .item1 img {
  width: 5.5rem;
  height: 3.3rem;
  border-radius: 4px;
}

.course-item-head .item1 .item1-info {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
      -ms-flex: 1;
          flex: 1;
  margin-left: 12px;
}

.course-item-head .item1 h3 {
  font-size: 0.75rem;
  font-weight: normal;
}

.course-item-head .item1 p {
  color: #df1837;
}

.course-item-head .item2 {
  margin-top: 0.75rem;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
}

.course-item-head .item2 .item2-info {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
      -ms-flex: 1;
          flex: 1;
  margin-right: 12px;
  color: #666;
}

.course-item-head .item2 .item2-info .price {
  font-weight: bold;
  color: #df1837;
}

.course-item-head .item2 .zixun {
  width: 3.5rem;
  height: 1.75rem;
  line-height: 1.75rem;
  background-color: #df1837;
  font-size: 0.65rem;
  color: #fff;
  text-align: center;
  border-radius: 5px;
}

.course-content {
  margin-top: 0.5rem;
}

.course-content .title {
  margin: 0 12px;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  height: 1.75rem;
  font-size: 0.8rem;
  font-weight: normal;
  color: #083388;
  position: relative;
}

.course-content .title:after {
  position: absolute;
  z-index: 10;
  content: '';
  -webkit-transform: scale(0.5);
      -ms-transform: scale(0.5);
       -o-transform: scale(0.5);
          transform: scale(0.5);
  right: -50%;
  bottom: 0;
  left: -50%;
  border-bottom: 1px solid #ddd;
}

.course-content .content {
  padding: 5px 10px;
}

.course-content .content h4 {
  margin-top: 4px;
  font-size: 0.7rem;
  font-weight: normal;
  line-height: 1.15rem;
  color: #222;
}

.course-content .content p {
  margin: 0 8px;
  font-size: 0.65rem;
  line-height: 1rem;
  color: #666;
  text-align: justify;
}

.course-class {
  margin-top: 0.25rem;
}

.course-class .title {
  margin: 0 12px;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  height: 1.75rem;
  font-size: 0.8rem;
  font-weight: normal;
  color: #083388;
  position: relative;
}

.course-class .title:after {
  position: absolute;
  z-index: 10;
  content: '';
  -webkit-transform: scale(0.5);
      -ms-transform: scale(0.5);
       -o-transform: scale(0.5);
          transform: scale(0.5);
  right: -50%;
  bottom: 0;
  left: -50%;
  border-bottom: 1px solid #ddd;
}

.course-class .course-class-content {
  padding: 0.75rem 12px;
}

.course-class .course-class-content .table {
  position: relative;
}

.course-class .course-class-content .table:after {
  position: absolute;
  z-index: 10;
  content: '';
  -webkit-transform: scale(0.5);
      -ms-transform: scale(0.5);
       -o-transform: scale(0.5);
          transform: scale(0.5);
  top: -50%;
  bottom: -50%;
  left: -50%;
  right: -50%;
  border: 1px solid #666;
  border-radius: 3px;
}

.course-class .course-class-content .table .row {
  position: relative;
  z-index: 20;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  height: 1.75rem;
  font-size: 0.5rem;
  color: #666;
  position: relative;
}

.course-class .course-class-content .table .row:first-child {
  font-size: 0.7rem;
}

.course-class .course-class-content .table .row:after {
  position: absolute;
  z-index: 10;
  content: '';
  -webkit-transform: scale(0.5);
      -ms-transform: scale(0.5);
       -o-transform: scale(0.5);
          transform: scale(0.5);
  right: -50%;
  bottom: 0;
  left: -50%;
  border-bottom: 1px solid #666;
}

.course-class .course-class-content .table .row:last-child:after {
  border: 0;
}

.course-class .course-class-content .table .row span {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  height: inherit;
  position: relative;
}

.course-class .course-class-content .table .row span:after {
  position: absolute;
  z-index: 10;
  content: '';
  -webkit-transform: scale(0.5);
      -ms-transform: scale(0.5);
       -o-transform: scale(0.5);
          transform: scale(0.5);
  top: -50%;
  right: 0;
  bottom: -50%;
  border-right: 1px solid #666;
}

.course-class .course-class-content .table .row span:last-child:after {
  border: 0;
}

.course-class .course-class-content .table .row span:first-child {
  width: 40%;
}

.course-class .course-class-content .table .row span:nth-child(2) {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
      -ms-flex: 1;
          flex: 1;
}

.course-class .course-class-content .table .row span:last-child {
  width: 20%;
}

.course-class .course-class-content .table .row a {
  padding: 4px 8px;
  color: #fff;
  background-color: #df1837;
  border-radius: 4px;
}