.my-header{width:100%;line-height:80px;background:#eee;color:#e40;}
.my-notice{width:100%;line-height:80px;background:#eee;color:#e40;}
.my-footer{width:100%;line-height:80px;background:#eee;color:#e40;}
.my-sign{  width: 100%;line-height: 40px;background: #444;color: #fff;text-align: center;border-radius: 5px;box-shadown: 0 0 15px #888;box-shadow: -7px 7px 20px #333;text-shadow: 0px 1px 8px #fff;font-size: 17px;}