.list-background{
  width: 100%;
  height: 300px;
  overflow: hidden;
  position: relative;
}
.list-background img{
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}
.list-img-title {
  position: absolute;
  top: 50%;
  left: 15%;
  transform: translate(-50%, -50%);
  text-align: center;
  font-size: 40px;
  color: #fff;
}
.list-main{
  display: flex;
  padding: 50px 0;
}
.list-left{
  width: 20%;
  text-align: center;
}
.list-left .list-nav li{
  height: 60px;
  line-height: 60px;
  width: 100%;
  font-size: 18px;
  border-bottom: 1px solid #ededed;
  background-color: #f8f8f8;
}
.list-left .list-nav li:first-child{
  background-color: #7a4040;
  color: #fff;
  font-weight: 550;
}
.list-left .list-nav li a{
  width: 100%;
  height: 100%;
}
.list-left .list-nav li a:hover{
  font-weight: 550;
  color: #920101;
}
.list-left .list-nav li.active a{
  font-weight: 550;
  color: #920101;
}
.list-right{
  width: 80%;
  padding: 0 20px;
}
.list-top{
  height: 60px;
  line-height: 60px;
  width: 100%;
  font-size: 18px;
  background-color: #f8f8f8;
  position: relative;
  padding: 0 20px;
  margin-bottom: 20px;
}
.list-top::before{
  content: '';
  position: absolute;
  left: 0;
  bottom: 12px;
  width: 5px;
  height: 35px;
  background-color: #920101;
}
.list-item{
  width: 100%;
  display: flex;
  height: 138px;
  padding-bottom: 10px;
  margin-bottom: 20px;
}
.list-item .list-img{
  width: 20%;
  height: 138px;
  padding: 5px;
  margin-right: 20px;
}
.list-item .list-img img{
  width: 100%;
  height: 100%;
  border-radius: 10px;
}
.list-item .list-title{
  width: 80%;
  padding: 10px;
  
}
.list-item .list-title h3{
  font-size: 16px;
  font-weight: 550;
}
.list-item .list-title p{
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  font-size: 14px;
  margin: 7px 0;
}
.list-item .list-title span{
  font-size: 14px;
  color: #999;
  display: block;
  margin-top: 20px;
}