body {
    background-image: url('Meritausta 2.jpg');
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-size: cover;
}

p, h3 {
    text-align: center;
    font-family:Trebuchet MS,Helvetica,sans-serif;
}
    
.footer {
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    background-color: gray;
    text-align: center;
}