.bigimg{width:600px;position: fixed;left: 0;top: 0; right: 0;bottom: 0;margin:auto;display: none;z-index:9998;border: 10px solid #fff;}
.mask{position: fixed;left: 0;top: 0; right: 0;bottom: 0;background-color: #000;opacity:0.5;filter: Alpha(opacity=50);z-index: 98;transition:all 1s;display: none}
.bigbox{width:840px;background: #fff;border:1px solid #ededed;margin:0 auto;border-radius: 10px;overflow: hidden;padding:10px;}
.bigbox>.imgbox{width:400px;float: left;border-radius: 5px;overflow: hidden;margin: 0 10px 10px 10px;}
.bigbox>.imgbox>img{width:100%;}
.imgbox:hover{cursor:zoom-in}
.mask:hover{cursor:zoom-out}
.bigimg:hover{cursor: move}
.mask-close{position: fixed;right:10px;top: 60px;width: 40px;z-index:9999;display: none}
.mask-close:hover{cursor:pointer}