body {
    margin-top:15px;
    color:#a0a0a0;
    font-family:Helvetica;
    font-size:1.5vw;
}

h1 {
    font-size:3vw;
}

a {
    color:#a0a0a0;
}

.center {
    width:35%;
    margin:auto;
}

.responsive {
    width: 100%;
    height: auto;
}