@charset "utf-8"; 
.cate-img{background-color:unset}
.pro-btn{opacity:0}
.pro-item:hover .pro-btn{opacity:1}
.cate-img img{opacity:1}
.cate-item::after{content:'';position:absolute;width:100%;height:100%;top:0;left:0;background:#0003}
.contact-item{justify-content:flex-start}
.contact-list{justify-content:center}