<div class="user2-register-bg">

            <div class="user2-register-con">

            </div>

        </div>

.user2-register-bg{padding: 10px;padding: 10px;background:rgba(0,0,0,0.3)!important;background:#;filter:Alpha(opacity=); margin-top: 30px;}

.user2-register-con{height:500px; background:#fff;  position:relative; }