.tech-image:hover .shadow[data-v-57f11ec8]{background-color:rgba(0,0,0,.5);opacity:1}.shadow[data-v-57f11ec8]{right:0;bottom:0;top:0;left:0;border-radius:6px;opacity:0;transition:opacity .3s;color:#fff;line-height:20px;padding:2px}[data-v-57f11ec8] .el-upload-dragger{width:100%;height:100%;border:none}[data-v-57f11ec8] .el-upload--picture-card i{font-size:25px}