.box{margin:100px auto 0;width:80%}.clear:after{content:"";display:block;clear:both}.slider{position:relative;margin:20px 0;width:400px;background:#e4e7ed;cursor:pointer}.slider,.slider .process{height:10px;border-radius:5px}.slider .process{position:absolute;left:0;top:0;width:112px;background:#409eff}.slider .thunk{position:absolute;left:100px;top:-7px;width:20px;height:20px}.slider .block{width:20px;height:20px;border-radius:50%;border:2px solid #409eff;background:rgba(255,255,255,1);-webkit-transition:all .2s;transition:all .2s}.slider .tips{position:absolute;left:-7px;bottom:30px;min-width:15px;text-align:center;padding:4px 8px;background:#000;border-radius:5px;height:24px;color:#fff}.slider .tips i{position:absolute;margin-left:-5px;left:50%;bottom:-9px;font-size:16px;color:#000}.slider .block:hover{-webkit-transform:scale(1.1);transform:scale(1.1);opacity:.6}