.all_content{
  width: 1170px;
  margin:0 auto;
  height: auto;
}
.case_item_left{
  float: left;
  width: 30%;
  height: 100%;
  overflow: hidden;
}
.case_item_right{
  float: right;
  width: 70%;
  padding-top: 10px;
  padding-left: 35px;
  height: 100%;
  overflow: hidden;
  
}
.case_item_right>img{
  object-fit: cover;
}
.case_item_left:hover img{
  opacity: 0.7 !important;
  transition: all 1s;
  transform: scale(1.2);
}
.case_item_left>img{
  transition: all 1s;
}
.case_item::after{
  content: '';
  clear: both;
  display: block;
}
.case_item{
  padding-top: 40px;
  padding-bottom: 40px;
  border-bottom:1px solid #EFEFEF;
  display: block;
  height: 300px;

}
.set_width{
  color: #666666;
  font-size: 13px;
  line-height: 26px;
  width: 100%;
}
.set_width{
  width: 748px;
}
.case_item:first-child{
  margin-top: 20px;
}
.time{
  margin-top: 0px;
  padding-top: 0px;
  font-size: 17px;
}
.case_title{
      font-size:25px;
  color: #222222;
  font-weight: normal;
}
.case_item:last-child{
  margin-bottom: 20px;
}
.more img{
  opacity: 0.7;
}
.case_title{
  transition: all 0.5s;
}
.case_item:hover .case_title{
  color: #d8904f ;
  transition: all 0.5s;
}
.case_item:hover .case_title{
	 font-size: 25px;
  padding-left: 43px;
  transition: all 0.5s;
}
.case_item:hover .time{
  padding-left: 43px;
  transition: all 0.5s;
}
.case_item:hover .desc{
  padding-left: 43px;
  transition: all 0.5s;
}

.case_item:hover .more{
  padding-left: 43px;
  opacity: 1;
  transition: all 0.5s;
}
.more{
  opacity:0;
}
.case_title,.time,.desc,.more{
  transition: all 0.5s;
}
.case_item:last-child{
 border-bottom:1px solid #fff;
}
.m_set_width{
  display: none;
}
.m_time{
  display: none;
}
@media(max-width: 999px){
   .case_item:first-child {
    margin-top: 0px !important;
}
}