body {
    display: table;
    position: absolute;
    height: 100%;
    width: 100%;
}

#container {
    display: table-cell;
    vertical-align: middle;
}

.box {
    width: 360px;
    padding: 5px;
    margin: 7px auto;   
    text-align: center;
	font-family:Verdana,Tahoma,Arial;
	font-size:12px;
}