/* Vollbild, weiße Seite */
body {
    margin: 0;
    padding: 0;
    height: 100vh;
    display: flex;
    justify-content: center; /* horizontal */
    align-items: center;     /* vertikal */
    background-color: white;
    font-family: Arial, sans-serif;
    font-size: 2rem;
    color: black;
}

.centered {
    text-align: center;
}