.evalu-nav{background:#333;opacity:1}.biao-title{font-size:20px!important}img.next{position:absolute;bottom:20px;right:-270px}.bottom.next{position:absolute;bottom:40px;left:0;z-index:1000;width:100%}.bottom.next .btn{display:block;width:140px;margin:0 auto}.layui-unselect{margin-top:-3px}