#center {
    width: 200px;
    height: 100px;
    position: absolute;
    top: 50%;
    left: 50%;
    margin: -50px auto auto -100px;
    border: 0px solid black;
    text-align: center;
}

body {
    background-color: black;
}

div.c1 {
    color: grey;
    font-size: 248%
}