body {
    background:url('../images/background-esl.jpg') no-repeat center center;
    background-size: cover;
    color:#fff;
}

html, body {
    height:100%;
    font-family: 'Teko', 'Corbel', 'Helvetica', 'Arial', sans-serif;
}

.fitsize {
    width:100%;
    height:100%;
    margin:0 auto;
    background:rgba(0,0,0,0.75);
}

.center {
    font-size:2vw;
    text-align: center;
}