html {
  background: url(images/bg.png) no-repeat center center fixed;
  background-size: cover;
  height: 100%;
  overflow: hidden;
}

img {
		position: absolute;
   		top: 50%;
   		left: 50%;
   		width: 332px;
   		height: 126px;
   		margin-top: -63px; /* Half the height */
   		margin-left: -166px; /* Half the width */
	}