@media (hover:hover) and (pointer:fine){.item-thumbnail{position:relative;overflow:hidden}.item-thumbnail:before{position:absolute;inset:0;z-index:2;border-radius:8px;background:rgba(0,0,0,0);content:"";pointer-events:none;transition:background .25s ease}.item-thumbnail:after{position:absolute;top:50%;left:50%;z-index:3;width:42px;height:42px;border:2px solid #fff;border-radius:50%;content:"+";color:#fff;font-size:30px;line-height:37px;text-align:center;opacity:0;pointer-events:none;transform:translate(-50%,-50%) scale(1.35);transition:opacity .25s ease,transform .25s ease}.item-thumbnail:hover:before{background:rgba(0,0,0,.45)}.item-thumbnail:hover:after{opacity:1;transform:translate(-50%,-50%) scale(1)}}.baiyun-zibll-reduced-motion .item-thumbnail:before,.baiyun-zibll-reduced-motion .item-thumbnail:after{transition:none}.baiyun-zibll-reduced-motion .item-thumbnail:hover:after{transform:translate(-50%,-50%) scale(1);opacity:1}@media (prefers-reduced-motion:reduce){.item-thumbnail:before,.item-thumbnail:after{transition:none}}