header div {
    max-width: 55rem;
}

header {
    /* background-image: linear-gradient(to bottom, #000000 0%, #212529 25%, #212529 75%, #ffffff 25%); */
    background-image: url("../media/background.jpeg");

    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

form label.required::after {
    content: " * ";
    color: red;
}