#header-text-3 .bg {
    background-image: url('../images/uploaded/24/iStock-1267010934.jpg');
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
    opacity:1;
}

#desc-list-img .bg {
	background-repeat: No-repeat;
	background-position: center bottom;
	opacity: 0;
	background-size:  ;
	background-image: url('../images/uploaded/24/logo_visterra.jpg');
}