body, ul, li, img, div{margin:0;padding:0;border:0;}
body{margin:0 auto;}
/*焦点动画1920x500*/
#f_cont{position:relative;height:500px;}
#f_box{margin-left:-960px;left:50%;position:absolute;width:1920px;height:500px;top:0;z-index:-1;}
/*圆点定位*/
.btns{position:absolute;top:460px;left:48%;height:20px;z-index:3;}
.btns li{width:15px;height:15px;display:block;float:left;background:url(icon.png) 0 0 no-repeat;margin-right:12px;cursor:pointer;}
.btns li a{display:block;float:left;width:15px;height:15px;}
.btns .btn_active{background:url(icon.png) 0 -19px no-repeat;}
/*区域尺寸*/
.focus{width:1920px;position:relative;}
.focus ul{width:1920px;height:500px;top:0;left:0;position:absolute;overflow:hidden;}
.focus ul li{width:1920px;height:500px;;float:left;}
.focus ul li img{width:1920px;height:500px;;display:block;}
.focus .word{position:absolute;z-index:999;top:80px;left:0;display:none;}
/*左右按钮*/
.prev{width:28px;height:47px;position:absolute;left:100px;top:226px;background:url(icon.png) -52px 0 no-repeat;display:block;}
.next{width:28px;height:47px;position:absolute;right:100px;top:226px;background:url(icon.png) -18px 0 no-repeat;display:block;}
.clear:after{content:"";display:block;clear:both;}
.clear{zoom:1;}