html
{
height: 100%;
}

body
{
height: 100%;
margin: 0px;
font: bold 14px/21px Verdana, Tahoma, Arial, Helvetica, sans-serif;
line-height: 17px;
color: #aaa;
background: #000 url(../img/bg.jpg) repeat-x;
}

#container
{
width: 600px;
margin: 200px auto;
text-align: center;
}