.smartphone{position:relative;width:100%;height:500px;margin:auto;border-color:#000;border-style:solid;border-width:60px 16px;border-radius:36px}.smartphone:before{width:60px;height:5px;top:-30px;border-radius:10px}.smartphone:after,.smartphone:before{content:"";display:block;position:absolute;left:50%;-webkit-transform:translate(-50%,-50%);transform:translate(-50%,-50%);background:#333}.smartphone:after{width:35px;height:35px;bottom:-65px;border-radius:50%}.smartphone .content{width:100%;height:100%;overflow:hidden;padding:6px}