* { 
margin: 0; 
padding: 0; 
} 

html,body {
	height: 100%;
	width:100%
} 

body
{
	background-color:#324676;
    background-image: url(images/background.gif);
	text-align:center;
}

a 
{
    border:0px;
}

.rollover {
    display: block;
    width: 85px;
    height: 85px;
    background-position: 0 0;
    background-repeat:no-repeat;
    margin: 0;
    border: 0;
}
.rollover:hover {
    background-position: 0 -85px;
}