@charset "UTF-8";
/* course-style.css - 课程页面特有样式 */
.class .tabs {
  width: 100%;
  padding-top: 50px;
}

.class .tabs ul {
  width: 100%;
  margin: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

.class .tabs ul li {
  line-height: 54px;
  font-size: 24px;
  color: #fff;
  cursor: pointer;
  padding: 0 96px;
}

.class .tabs ul li.active {
  color: #ffd78d;
}

.class .conts {
  width: 100%;
  padding-top: 58px;
  float: left;
  padding-bottom: 54px;
}

.class .conts .items {
  width: 100%;
  display: none;
}

.class .conts .items.show {
  display: block;
}

.class .conts .items .bann {
  width: 25%;
}

.class .conts .items .bann img {
  width: 100%;
  height: 800px;
}

.class .conts .items .list {
  width: 75%;
  padding-bottom: 40px;
}

.class .conts .items .list ul {
  margin: 0;
  width: 100%;
}

.class .conts .items .list ul li {
  width: 33.3333333333%;
  position: relative;
}

.class .conts .items .list ul li .imgs {
  width: 100%;
  position: relative;
}

.class .conts .items .list ul li .imgs img {
  width: 100%;
  height: 400px;
}

.class .conts .items .list ul li .imgs:after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  -webkit-transition: 0.5s;
  transition: 0.5s;
  opacity: 1;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.53);
}

.class .conts .items .list ul li .txts {
  width: 100%;
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 0 32px;
}

.class .conts .items .list ul li .txts .ico {
  width: 68px;
  height: 68px;
  margin: 10px 0;
}

.class .conts .items .list ul li .txts .ico img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
}

.class .conts .items .list ul li .txts .user {
  width: 100%;
  padding-bottom: 40px;
}

.class .conts .items .list ul li .txts .user h5 {
  margin: 0;
  line-height: 50px;
  font-size: 30px;
  color: #fff;
}

.class .conts .items .list ul li .txts .user p {
  margin: 0;
  line-height: 26px;
  font-size: 18px;
  color: #cbcbcb;
}

.class .conts .items .list ul li .slide {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  padding: 0 32px;
  display: none;
}

.class .conts .items .list ul li .slide .cont {
  width: 100%;
  height: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}

.class .conts .items .list ul li .slide .cont img {
  cursor: pointer;
}

.class .conts .items .list ul li .slide .cont p {
  width: 100%;
  height: 40px;
  background-image: -webkit-gradient(linear, left top, right top, from(#faae48), to(#f76e23));
  background-image: -webkit-linear-gradient(left, #faae48, #f76e23);
  background-image: linear-gradient(to right, #faae48, #f76e23);
  border-radius: 20px;
  text-align: center;
  line-height: 40px;
  color: #fff;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  overflow: hidden;
  margin: 30px 0;
  font-size: 18px;
}

.class .conts .items .list ul li:hover {
  cursor: pointer;
}

.class .conts .items .list ul li:hover .imgs:after {
  opacity: 0;
}

.class .conts .items .list ul li:hover .txts {
  display: none;
}

.class .conts .items .list ul li:hover .slide {
  display: block;
}

.class .conts .items .list .swiper-pagination {
  bottom: 2px !important;
}

.class .conts .items .list .swiper-pagination .swiper-pagination-bullet {
  width: 14px;
  margin: 0 9px;
  height: 14px;
  opacity: 1;
  background-color: #000;
  border: 1px solid #fff;
}

.class .conts .items .list .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background-color: #ffd78d;
  border: 1px solid #ffffad;
}

.class .conts .items .list .swiper-button-next {
  width: 26px;
  height: 42px;
  background: none center no-repeat;
  margin-top: -21px;
}

.class .conts .items .list .swiper-button-next:after {
  display: none;
}

.class .conts .items .list .swiper-button-prev {
  width: 26px;
  height: 42px;
  background: none center no-repeat;
  margin-top: -21px;
}

.class .conts .items .list .swiper-button-prev:after {
  display: none;
}

.cooperation {
  width: 100%;
  height: 744px;
  background: none center no-repeat;
  background-attachment: fixed;
  float: left;
  padding-top: 96px;
}

.cooperation .title {
  width: 100%;
  text-align: center;
}

.cooperation .conts {
  width: 100%;
  position: relative;
  float: left;
}

.cooperation .conts .prev {
  width: 26px;
  height: 42px;
  background: none center no-repeat;
  position: absolute;
  left: 50%;
  top: 50%;
  margin-left: -700px;
  cursor: pointer;
  outline: none;
  z-index: 99;
  margin-top: -21px;
}

.cooperation .conts .next {
  width: 26px;
  height: 42px;
  background: none center no-repeat;
  position: absolute;
  right: 50%;
  cursor: pointer;
  outline: none;
  top: 50%;
  margin-right: -700px;
  z-index: 99;
  margin-top: -21px;
}

.cooperation .conts .list {
  width: 100%;
  margin-top: 50px;
}

.cooperation .conts .list ul {
  width: 100%;
}

.cooperation .conts .list ul li {
  width: 20%;
  height: 120px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

/* 首页第一届3D大师课 -修改*/
.class .bann, .class li .imgs {
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.class .bann img, .class li .imgs img {
  opacity: 0;
}

/* 首页学生作品 -修改*/
.student .fl .imgs, .student li .imgs {
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.student .fl .imgs img, .student li .imgs img {
  opacity: 0;
}