#gk-3300{ position: relative;background-size:cover;background-repeat:repeat;background-position:center center;margin-bottom:25px;margin-top:30px;}#gk-3300 > .overlay {}#gk-3300 * { z-index: 2;}#gk-4279{ position: relative;background-size:cover;background-repeat:repeat;background-position:center center;margin-bottom:10px;}#gk-4279 > .overlay {}#gk-4279 * { z-index: 2;}