.slider{width:600px;height:300px;overflow:scroll}.slider ul{position:relative;clear:both;list-style:none;padding:0;margin:0}.slider li{float:left;height:299px}.grid-nav{width:100%}h3{padding:5px;clear:both}.grid-nav ul{clear:both;display:flex;justify-content:center}.grid-nav-layer li{list-style:none;margin:1px;float:left;cursor:pointer;padding:6px;border:2px solid #a2a2a2}.grid-nav-layer li img{width:80px;height:40px}.grid-active{background-color:#c4c2c3}