@charset "utf-8";
img { border: 0px; }
.bannerbox { width: 1200px; height: 849px; overflow: hidden; margin: 0px auto; }
#focus { width: 1200px; height:  849px; clear: both; overflow: hidden; position: relative;     text-align: center;}
    #focus ul { width: 1200px; height:  849px; float: left; position: absolute; clear: both; padding: 0px; margin: 0px; }
        #focus ul li { float: left; width: 1200px; height:  849px; overflow: hidden; position: relative; padding: 0px; margin: 0px; }
    #focus .preNext { width: 550px; height:  849px; position: absolute; top: 0px; cursor: pointer; }
    #focus .pre { left: 0; background: url(sprite.png) no-repeat left center; }
    #focus .next { right: 0; background: url(sprite1.png) no-repeat right center; }