body{height:1600px}.codes{position:fixed;top:300px;right:20px;width:64px;height:auto}.codes .list{float:left;width:100%}.codes .list .code{margin-top:20px;position:relative}.codes .list .code img{width:64px;height:64px}.codes .list .code .datu{height:auto}.codes .list .code .datu img{width:344px;height:344px}.codes .list .code .datu div{background-color:white;padding-bottom:20px;text-align:center;font-size:20px}.codes .list .code .big{display:block !important;border:1px solid #efefef;position:absolute;left:-354px;top:-140px;width:344px;height:auto}