html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    text-align: center;
}

body {
    background: linear-gradient(to bottom, #000000 0%, #001f3f 100%);
    background-color: #000000;
    background-repeat: no-repeat;
}

.bottom {
    position: fixed;     /* immer am Viewport fest */
    bottom: 0;           /* direkt am unteren Rand */
    left: 0;
    width: 100%;         /* über die ganze Seite */
    display: flex;
    justify-content: center;
    align-items: flex-end;
}
.bottom img {
    max-width: 100%;
    height: auto;
    display: block;
}

#logo {
    padding-top: 50px;
}

#musikwunsch {
    position: absolute;
    top: 50px;
    left: 50px;
}