#lunbobox ul { position:absolute;margin:0 auto;left:0;bottom:5%;z-index:99;width:100%;text-align:center; }

 #lunbobox ul li { cursor:pointer;width:25px;height:4px;background:rgba(255,255,255,.5);text-align:center;margin:0 2px;display:inline-block; }

 #toleft {
     display:none;
     width:60px;
     height:60px;
     line-height:60px;
     text-align:center;
     color:#f4f4f4;
     position:absolute;
     left:20px;
     cursor: pointer;
     z-index: 99;
     opacity: 0.4;
 }

 #toright {
     display: none;
     width:60px;
     height:60px;
     line-height:60px;
     text-align:center;
     color: #f4f4f4;
     position: absolute;
     right:20px;
     cursor:pointer;
     z-index:99;
     opacity:0.4;
 }
.arrow-btn{ top:50%;background:rgba(204,204,204,.3);border-radius:50%; }
.arrow-btn i{ color:#EFEFEF;font-size:30px;text-align:center;width:60px;height:60px;line-height:60px;display:block; }