ul,li{
    list-style: none;
}
.body img {
  width: 100%;
}
.pt1 {
  text-align: center;
  font-family: SourceHanSansCN-Light;
  font-size: 48px;
  color: #2e2e2e;
}
.pt2 {
  text-align: center;
  font-family: SourceHanSansCN-Light;
  font-size: 18px;
  color: #444343;
}
.apply {
  margin-top: 74px;
  margin-bottom: 63px;
}
.apply .apply_bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-top: 66px;
}
.apply .apply_bottom li {
  width: 49.4%;
  height: 210px;
  background-color: #ffffff;
  margin-bottom: 20px;
}
.apply .apply_bottom img {
  float: left;
  vertical-align: top;
  width: 150px;
}
.apply .apply_bottom h4 {
  font-family: SourceHanSansCN-Normal;
  font-size: 30px;
  color: #2e2e2e;
  padding-top: 43px;
  box-sizing: border-box;
}
.apply .apply_bottom p {
  width: 500px;
  font-family: SourceHanSansCN-Light;
  font-size: 18px;
  color: #848484;
}
.advantage {
  background-color: #fff;
  padding-top: 78px;
  padding-bottom: 82px;
}
.advantage .advantage_bottom {
  display: flex;
  flex-wrap: wrap;
  margin-top: 54px;
}
.advantage .advantage_bottom li {
  width: 25%;
}
.advantage .advantage_bottom .advantage_text {
  padding: 61px 0 0 34px;
  box-sizing: border-box;
}
.advantage .advantage_bottom .advantage_text h4 {
  font-family: SourceHanSansCN-Medium;
  font-size: 30px;
  color: #ffffff;
}
.advantage .advantage_bottom .advantage_text p {
  font-family: SourceHanSansCN-Light;
  font-size: 16px;
  color: #ffffff;
  margin-top: 40px;
}
.advantage .advantage_bottom img {
  width: 100%;
  vertical-align: top;
}
.client_case {
  padding-top: 62px;
  padding-bottom: 100px;
  background: url(../images/client_caseback.png) no-repeat top;
  background-size: 100%;
  margin: 0 auto;
  max-width: 1920px;
}
.client_case p {
  color: #fff;
}
.client_case .client_case_silbar {
  margin-top: 46px;
  position: relative;
  overflow: hidden;
}
.client_case .client_case_silbar ul {
  height: 580px;
  position: relative;
  display: flex;
}
.client_case .client_case_silbar ul li {
  overflow: hidden;
  height: 550px;
}
.client_case .client_case_silbar ul li img {
  width: 1200px;
}
.client_case .client_case_silbar ul li:nth-child(1) {
  width: 20%;
}
.client_case .client_case_silbar ul li:nth-child(2) {
  width: 60%;
  z-index: 2;
}
.client_case .client_case_silbar ul li:nth-child(3) {
  width: 20%;
}
.client_case .client_case_silbar .cover::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.3);
}
.client_case .client_case_silbar .left,
.client_case .client_case_silbar .right {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 72px;
  height: 72px;
  font-size: 72px;
  line-height: 72px;
  text-align: center;
  color: #fff;
  background-color: rgba(0, 0, 0, 0.3);
  border-radius: 5px;
  z-index: 999;
}
.client_case .client_case_silbar .left {
  left: 270px;
}
.client_case .client_case_silbar .right {
  right: 275px;
}
.client_case .client_littlecase_silbar ul {
  display: flex;
  justify-content: space-around;
}
.client_case .client_littlecase_silbar ul li {
  position: relative;
  width: 19%;
  background-color: rgba(0, 0, 0, 0.3);
}
.client_case .client_littlecase_silbar ul li p {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 42px;
  line-height: 42px;
  text-align: center;
  background-color: rgba(255, 255, 255, 0.5);
  font-family: SourceHanSansCN-Light;
  font-size: 16px;
  color: #000000;
}
.client_case .client_littlecase_silbar ul li img {
  width: 100%;
  vertical-align: top;
}
.client_case .client_littlecase_silbar ul li:after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.3);
}
.client_case .client_littlecase_silbar ul .checkp p {
  color: #fff;
  background-color: rgba(89, 211, 219, 0.6);
}
.client_case .client_littlecase_silbar ul .checkp::after {
  width: 0;
}
.sever {
  margin-top: 66px;
  margin-bottom: 100px;
}
.sever .sever_bottom {
  display: flex;
  justify-content: space-between;
  margin-top: 30px;
}
.sever .sever_bottom li {
  position: relative;
  width: 31%;
}
.sever .sever_bottom li img {
  width: 100%;
  vertical-align: top;
}
.sever .sever_bottom li h4 {
  text-align: center;
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translateX(-50%);
  font-family: SourceHanSansCN-Regular;
  font-size: 30px;
  color: #20c35a;
}
.sever .sever_bottom li .green {
  left: 22%;
  transform: translateX(0);
  color: #20c3bd;
}
.sever .sever_bottom li p {
  position: absolute;
  width: 274px;
  font-family: SourceHanSansCN-Light;
  font-size: 16px;
  color: #a6a6a6;
  top: 60%;
  left: 50%;
  transform: translateX(-50%);
}