#app{min-width:1500px}.sliderModal{height:200px;width:480px;padding:20px;position:absolute;left:50%;top:50%;-webkit-transform:translate(-50%,-50%);-ms-transform:translate(-50%,-50%);transform:translate(-50%,-50%);background:#fff}.sliderImage{left:0;top:0;position:fixed;width:100%;height:100%;background:rgba(0,0,0,.5)}