.bg { width: 100%; height: 100%; min-width: 1200px; margin: 0 auto; background: url(../img/bg.jpg) no-repeat top center; min-height: 930px; max-height: 1080px; }
.w1200 { width: 1200px; margin: 0 auto; }
.bg_foot { width: 800px; height: 114px; line-height: 57px; top: 792px; left: 360px; font-size: 18px; color: #fff; }
.lan { top: 656px; width: 230px; left: 50%; margin-left: -115px; }
    .lan a { width: 115px; text-align: center; display: block; float: left; font-size: 18px; line-height: 36px; color: #4c4c4c; }
.bannerbox { width: 1200px; height: 280px; overflow: hidden;top:400px; }
#focus { width: 1200px; height: 280px; clear: both; overflow: hidden; position: relative; float: left; }
    #focus ul { width: 1200px; height: 280px; float: left; position: absolute; clear: both; padding: 0px; margin: 0px; }
        #focus ul li { float: left; width: 1200px; height: 280px; overflow: hidden; position: relative; padding: 0px; margin: 0px; }
    #focus .preNext { width: 550px; height: 280px; position: absolute; top: 0px; cursor: pointer; }
    #focus .pre { left: 0; background: url(../images/sprite.png) no-repeat left center;display:none; }
    #focus .next { right: 0; background: url(../images/sprite1.png) no-repeat right center;display:none; }