.index-wrap {
  margin: 0 auto;
  min-width: 1240px;
  max-width: 1420px;
}
.index-wrap .banner,
.index-wrap .banner-right {
  display: flex;
  justify-content: space-between;
}
.index-wrap section {
  padding: 40px 0;
}
.index-wrap .banner {
  padding: 0 20px;
}
.index-wrap .banner-left {
  width: 67.4%;
}
.index-wrap .banner-left img {
  height: 453px;
}
.index-wrap .banner-right {
  width: 31.8%;
  flex-direction: column;
}
.index-wrap .banner-right img {
  height: 147px;
}
.index-wrap .course-block,
.index-wrap .testimonials-block {
  background-color: #f0f0f0;
}
.index-wrap .university-block,
.index-wrap .video-block {
  background-color: #fff;
}
.index-wrap h2 {
  padding-bottom: 20px;
  font-size: 18px;
  text-align: center;
  color: #232f84;
}
.index-wrap .college-name {
  font-size: 16px;
}
.index-wrap .content {
  margin: 0 auto;
  width: 1200px;
}
.index-wrap .university-block .swiper-container {
  margin: 0 100px;
}
.index-wrap .university-block .university {
  display: block;
  width: 180px;
  height: 210px;
  color: #333;
  border: 1px solid #e4e4e4;
  border-bottom: 4px solid #232f84;
  border-radius: 4px;
}
.index-wrap .university-block .university .logo {
  height: 136px;
  display: flex;
  justify-content: space-around;
  align-items: center;
}
.index-wrap .university-block .university .logo img {
  max-width: 100%;
  width: auto;
  height: auto;
}
.index-wrap .university-block .university span {
  display: block;
  padding-top: 20px;
  text-align: center;
}
.index-wrap .university-block .university:hover {
  box-shadow: 0 0 10px 4px #c2c5dd;
}
.index-wrap .university-block .content {
  position: relative;
}
.index-wrap .university-block .swiper-button-next,
.index-wrap .university-block .swiper-button-prev {
  top: 120px;
  margin-top: -44px;
  width: 38px;
  height: 88px;
}
.index-wrap .university-block .swiper-button-next.swiper-button-disabled,
.index-wrap .university-block .swiper-button-prev.swiper-button-disabled {
  background-color: #d3d3d3;
  opacity: 1;
}
.index-wrap .university-block .swiper-button-prev {
  border-top-left-radius: 4px;
  border-bottom-left-radius: 4px;
  background: url("../images/prev.png") no-repeat center #232f84;
}
.index-wrap .university-block .swiper-button-next {
  border-top-right-radius: 4px;
  border-bottom-right-radius: 4px;
  background: url("../images/next.png") no-repeat center #232f84;
}
.index-wrap .course-block ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}
.index-wrap .course-block li {
  margin: 10px 21px 10px 0;
  width: 284px;
  height: 240px;
  border-radius: 4px;
  background-color: #fff;
}
.index-wrap .course-block li .course-logo {
  width: 100%;
  height: auto;
}
.index-wrap .course-block li .course-name {
  display: block;
  padding: 20px 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}
.index-wrap .course-block li:nth-child(4n),
.index-wrap .course-block li:last-child {
  margin-right: 0;
}
.index-wrap .video-block .content {
  text-align: center;
  background: url("../images/video_bg.jpg") no-repeat center;
  background-position-y: 40px;
}
.index-wrap .video-block video {
  width: 770px;
  height: auto;
  cursor: pointer;
}
.index-wrap .testimonials-block .content {
  width: 1000px;
}