.layout{width:1190px;margin:150px auto;}
.err{position:relative;width:568px;height:306px;margin:100px auto 40px;background:url("../images/err.jpg") no-repeat 21px 18px;font-size:14px;}
.err_text{position:absolute;top:246px;left:239px;}
.err_back{position:absolute;top:257px;left:353px;width:154px;height:38px;text-indent:-999px;overflow:hidden;}