img.bg {
/* Set rules to fill background */
min-height: 100%;
min-width: 1024px;

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

/* Set up positioning */
position: fixed;
top: 0;
left: 0;
margin:0; padding:0; border:0px;
}

#logo {
	position:relative;
	top:120px;
	margin:0 auto;
	width:300px;
}

@media only screen and (min-width: 900px) {
#logo {
	position:relative;
	top:100px;
	margin:0 auto;
	width:700px;
}
}

@media screen and (max-width: 1024px) { img.bg {left: 50%;margin-left: -512px;   /* 50% */}}