body {  background-image:url('background.jpg');text-align:left; font-size:1.4em;color:yellow;} 

H1 {color: chocolate; background-color:tan; margin:auto;width:60%; text-align:center;}

img {width:100%;}

.left {width:33%; float:left; padding-right:15px;}

.middle {width:30%; float:left; padding-right:15px;}

.right {width:30%; float:left;}

a {color: tan; background-color: chocolate; font-size:1.2em;}

a:hover{color:chocolate;background-color:tan;}