.pdf_item{background:#ffffff;padding:25px;box-shadow:0 0 2px 0 rgba(0,0,0,0.15);display:flex;align-items:center;transition:all .3s ease;border:1px solid transparent}.pdf_item:not(:first-child){margin-top:22px}.pdf_item:hover{border:1px solid var(--color-main)}.pdf_item:hover .down{opacity:1}.pdf_item .img{margin-right:40px;width:125px;padding-bottom:calc((169 / 9.47) * 1%)}.pdf_item .t3999{margin-top:0}.pdf_item .info{flex:1}.pdf_item .down{width:38px;height:38px;border-radius:50%;background:url(../images/color/pdf2.png) no-repeat center / 50% var(--color-main);opacity:.4;transition:all .3s ease;float:right}@media screen and (max-width:1366px){body{--com-aside-w:260px}}@media screen and (max-width:950px){.pdf_item{flex-wrap:wrap}.pdf_item .img,.pdf_item .info{width:100%}.pdf_item .img{padding-bottom:100%}.pdf_item .info{margin-top:20px}}
.dowmd{  background:url(../images/color/eye.png) no-repeat center / 50% var(--color-main) !important;     margin-right: 10px; }