.eq-ul {
    flex-wrap: wrap;
}
.eq-ul li{
    width: 380px;
    margin: 0 0 30px 0;
}
.title_ied{
    font-size:26px;
    font-family:PingFang SC;
    font-weight:500;
    color:rgba(34,34,34,1);
    margin: 50px 0;
}
.eq-img-box{
    width: 380px;
    height: 380px;
    overflow: hidden;
    background:rgba(238,238,238,1); 
    position: relative;
}
.eq-img-box img{
    width: 200px;
    height: 200px;
    margin: 90px auto; 
}
.eq-name{
    font-size:22px;
    font-family:PingFang SC;
    font-weight:400;
    color:rgba(34,34,34,1);
    line-height: 60px;
}

.eq-desc{
    width: 100%;
    height: 100%;
    background:rgba(0,0,0,0.5);
    margin: auto;
    position: absolute;
    top: 0;
    left: 0;
    color: #ffffff;
    font-size: 14px;
    line-height: 30px;
    transform: translateX(-380px) ;
}
.eq-img-box:hover .eq-desc{
    transform: translateX(0px) ;
    transition: 500ms;
}
.desc-index{
    line-height: 150px;
    font-size: 60px;
    margin: 80px 0 0 0 ;
}
.desc-index span{
    width:90px;
    height:2px;
    background:rgba(255,255,255,1);
    display: inline-block;
    vertical-align: middle;
}