#StudentCentent_Body{ width:1024px; /*height:550px;*/ margin:0px auto; overflow:hidden;}
#DivLeft{ margin:10px 11px 10px 0px; width:240px; height:550px; float:left; background:#fff; border:1px #DEDEDE solid;}
.imgLeftTitle{ float:left; width:230px; height:80px;}
#lefttable{  margin:0px auto; width:210px; font-size:16px; font-family:微软雅黑; font-weight:bold; color:#5F5F5F; text-align:left;}
#lefttable tr td{  border-top:1px #BBBBBB dashed; line-height:40px; height:40px; cursor:pointer;}
#DivRight{ width:760px;height:550px; margin:10px 0px; float:left; background:#fff;border:1px #DEDEDE solid;}

#StudentCentent_Body .allbtn_exit{  margin:25px auto 0px 20px; border-style: none;border-color: inherit;border-width: 0px;background: #666; width:200px;
    height:32px;letter-spacing:1px;color: #fff; text-decoration: none;display: block; font-family: "幼圆";font-size: 16px; font-weight:bold;}
#StudentCentent_Body .allbtn_exit:hover{background: #555;color: #fff;text-decoration: none;}