html, body {
    font:normal 12px verdana;
    margin:0;
    padding:0;
    border:0 none;
    overflow:hidden;
    height:100%;
}
#vinku {
	position: absolute;
	width: 400px;
	height: 400px;
	left: 50%;
	top: 50%;
	margin-left: -200px;
	margin-top: -200px;
}