/* This is the gallery */
body {text-align:center; font-family: tahoma, arial, sans-serif; font-size:76%; letter-spacing:0.05em;}

#container {
position:relative; 
width:700px; 
height:375px; 
margin:20px auto 0 auto; 
background:#fff url(images/homepage/.jpg) 120px 50px no-repeat; 
border:1px solid #aaa;
align:center;
}

.centerdiv{ /*IE method of centering a relative div*/

text-align: center;
vertical-align:middle;
}

.centerdiv>div{ /*Proper way to center a relative div*/
margin: 30px auto 30px;
vertical-align:middle;
}