body {
    font-family: Arial, sans-serif;
    background-color: #EEE;
    color: #111;
    margin: 0;
    padding: 0;
}

header {
    text-align: center;
    padding: 10px;
    background-color: #1a2b4c;
    color: white;
}

header .logo {
    height: 80px;
}

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

main {
    padding: 20px;
    max-width: 800px;
    margin: auto;
    background: #fdfdfd;
    border-radius: 6px;
}

footer {
    text-align: center;
    padding: 20px;
    background-color: #1a2b4c;
    color: white;
}

footer a {
    color: white;
    text-decoration: underline;
}


.banner {
    width: 100%;
    height: 400px;              /* Höhe, die sichtbar ist */
    background-image: url("../img/banner.jpg");
    background-size: cover;     /* Bild so skalieren, dass es den Bereich füllt */
    background-position: center;/* immer Bildmitte zeigen */
    background-repeat: no-repeat;
}