.sim-pro-cover { position: relative; width: 948px; height: 480px; margin: 1px; } .sim-pro-cover .sim-pro-cover-list { background-color: #000; } .sim-pro-cover .sim-cover { position: relative; display: block; overflow: hidden; top: 0px; right: 0px; bottom: 0px; left: 0px; z-index: 5; background: #F4F4F2; -webkit-transition: opacity 0.25s ease-out; -moz-transition: opacity 0.25s ease-out; -o-transition: opacity 0.25s ease-out; transition: opacity 0.25s ease-out; -ms-filter:progid:DXImageTransform.Microsoft.Alpha(opacity=80); opacity: 0.8; } .sim-pro-cover .sim-cover-a:hover .sim-cover { -ms-filter:progid:DXImageTransform.Microsoft.Alpha(opacity=100); opacity: 1; } 查看更多相似文章