html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    min-height: 100%;
}
html {
    font-size: 16px;
}
body {
    background-color:#cadce1;
    font-family: 'Questrial', sans-serif;
    font-size: 1rem;
}
.nfo {
    width: 40em;
    max-width: 100%;
    margin: 0 auto;
    text-align: center;
    margin-top: 6rem;
}
.nfo img{
    height: 10rem;
    width: auto;
}
a:link {
    text-decoration:none;
    color:black;
}
a:visited {
    text-decoration:none;
    color:black;
}
a:active {
    text-decoration:none;
    color:black;
}
a:hover {
    text-decoration:none;
    color:#333;
}

body {
    background-image: url( 'Krokodil_Shelf@0,25x.jpg' );
    background-size: cover;
    background-position: 50% 50%;
}

@media screen and (min-width: 768px ) {
    body {
        background-image: url( 'Krokodil_Shelf@0,5x.jpg' );
    }
}

@media screen and (min-width: 1280px ) {
    body {
        background-image: url( 'Krokodil_Shelf@0,75x.jpg' );
    }
}

@media screen and (min-width: 1440px ) {
    body {
        background-image: url( 'Krokodil_Shelf.jpg' );
    }
}