.dgbbg {
  background: url("../images/dgb.png");
  			position:fixed;
			left: 0;
			top: 0;
			right: 0;
			bottom: 0;
			/* Full height */
			height: 100%; 
			width: 150%;
			
			/* Center and scale the image nicely */
			background-position: center;
			background-repeat: no-repeat;
			background-size:cover;  }
.ma-bg {
  background: url("../images/gedung-ma.jpg");
  			
			left: 0;
			top: 0;
			/* Full height */
			height: 100%; 
			width: 100%;
			z-index: -1;
			/* Center and scale the image nicely */
			background-position: center;
			background-repeat: no-repeat;
			background-size: cover;  }
.tembus {
opacity: 0.9;
}