body {
  min-width: 1200px;
}
/* banner */
.ylm-banner .banner-img {
  width: 100%;
}
.ylm-banner .ylm-banner-txt {
  width: 100%;
  color: #fff;
}
.ylm-banner .ylm-banner-c {
  font-size: 16px;
  line-height: 16px;
  top: 125px;
}
.ylm-banner .ylm-banner-e {
  font-size: 14px;
  line-height: 14px;
  top: 166px;
}
/* 案例 */
.ylm-case-box {
  z-index: 999;
  margin-top: -180px;
  background: #fff;
}
.ylm-case-box .ylm-case-item {
  box-shadow: 0px 5px 20px rgba(0, 0, 0, 0.4);
  margin-bottom: 40px;
}
.ylm-case-box .ylm-case-item .ylm-case-item-l {
  width: 23%;
  border-right: 1px solid #E9E9E9;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
.ylm-case-box .ylm-case-item .ylm-case-item-l .b-common {
  padding: 0 30px;
}
.ylm-case-box .ylm-case-item .ylm-case-item-l .b-common:hover {
  cursor: pointer;
  background-color: #0044b2;
  color: #fff;

}
.ylm-case-box .ylm-case-item .ylm-case-item-l .case-title {
  color: #999;
  padding: 30px 30px;
}
.ylm-case-box .ylm-case-item .ylm-case-item-l .case-title .case-title-c {
  font-size: 24px;
  line-height: 24px;
  padding-bottom: 5px;
}
.ylm-case-box .ylm-case-item .ylm-case-item-l .case-title .case-title-e {
  font-size: 16px;
  line-height: 16px;
}
.ylm-case-box .ylm-case-item .ylm-case-item-l .case-title:after {
  content: "";
  display: block;
  width: 20px;
  height: 10px;
  position: absolute;
  background-size: 100% 100%;
  background: url(../imgs/arrow-t.png) center no-repeat;
  right: 30px;
  top: 40px;
}
.ylm-case-box .ylm-case-item .ylm-case-item-l .case-name {
  height: 70px;
  line-height: 70px;
  font-size: 24px;
  color: #666;
}
.ylm-case-box .ylm-case-item .ylm-case-item-l .active {
  background-color: #0044b2;
  color: #fff;
}
.ylm-case-box .ylm-case-item .ylm-case-item-r {
  width: 77%;
  padding-left: 8%;
  padding-right: 3%;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
.ylm-case-box .ylm-case-item .ylm-case-item-r .case-item-detail .case-item-detail-t {
  padding-top: 45px;
}
.ylm-case-box .ylm-case-item .ylm-case-item-r .case-item-detail .case-item-detail-t .img-logo {
  width: 100px;
  height: 100px;
  float: left;
}
.ylm-case-box .ylm-case-item .ylm-case-item-r .case-item-detail .case-item-detail-t .case-item-detail-des {
  margin-left: 120px;
}
.ylm-case-box .ylm-case-item .ylm-case-item-r .case-item-detail .case-item-detail-t .case-item-detail-des h3 {
  color: #0044b2;
  font-size: 30px;
  line-height: 30px;
  margin-bottom: 18px;
}
.ylm-case-box .ylm-case-item .ylm-case-item-r .case-item-detail .case-item-detail-t .case-item-detail-des p {
  color: #999;
  font-size: 16px;
  line-height: 26px;
}
.ylm-case-box .ylm-case-item .ylm-case-item-r .case-item-detail .case-item-detail-b {
  padding-top: 70px;
  margin-left: 120px;
}
.ylm-case-box .ylm-case-item .ylm-case-item-r .case-item-detail .case-item-detail-b li {
  width: 33.3%;
}
.ylm-case-box .ylm-case-item .ylm-case-item-r .case-item-detail .case-item-detail-b li img {
  width: 100%;
}
.ylm-case-box .ylm-case-item .ylm-case-item-r .case-item-detail .case-item-detail-b li .case-img {
  width: 81%;
  top: 12%;
  left: 9%;
}
.ylm-case-box .ylm-case-item .ylm-case-item-r .case-item-detail .case-item-detail-b {
  padding: 36px 0 26px;
  line-height: 26px;
  font-size: 16px;
  color: #999;
}
.ylm-case-box .ylm-case-item .y-consult-item-l {
  border-right: none;
}
.ylm-case-box .ylm-case-item .y-consult-item-r {
  border-left: 1px solid #E9E9E9;
}
.ylm-case-box .ylm-case-item:first-child {
  margin-bottom: 20px;
}