body {

background-image: url('../images/fondodeg6.png'); 
  	/* Set rules to fill background */
			min-height: 100%;
			min-width: 800px;

			/* Set up proportionate scaling */
			width: 100%;
			height: auto;

			/* Set up positioning */
			position: absolute;
			top: 0;
			left: 0;
}