#simple_txt_background{
	background: url(../pics/bg5.jpg) fixed no-repeat center center ;
	background-size: cover;
	padding: 135px 0px;
	margin:0
}

.map-responsive-3d{
    overflow:hidden;
    padding-bottom:23%; 
    position:relative;
    height:0;
}
.map-responsive-3d iframe{
    left:0;
    top:0;
    height:100%;
    width:100%;
    position:absolute;
}