hostel_building{
  	position: relative;
    z-index: 1;
}
.hostel_building:before {
    position: absolute;
    background-size: contain !important;
    width: 1000px;
    content: '';
    background: url(/images/Hostel/Hostel_Left.png);
    height: 1000px;
    top: 0px;
    bottom: 0px;
    right:0px;
    left: 0px;
    margin:auto;
    background-repeat:no-repeat;
    z-index:1!important;
}