.ssnr{width: 995px;height: 80px;  margin: 0 auto; position: relative; border-radius: 10px;}
.wby1{width: 234px;
    line-height: 32px;
    height: 32px;
    padding: 0 20px;
    font-size: 16px;}
.sou{background: #fff;}
.btn1{background: url(https://finance.njau.edu.cn/images/ss.jpg); width: 32px;height: 32px; cursor: pointer; position: absolute; right: 20px;top: 0px;border: none;}
.news{background: #fef6f6; margin-top: -40px;}
.wzbox .footer{margin-top: 0px;}
 
.hide{display:none;}
.mainContent .left_1 .left_meun .cl.on div{display:block;}