body {
    background: radial-gradient(circle at bottom left, #555, #000);
    margin: 0;
    overflow: hidden;
}

.content {
    font-family: Arial, sans-serif; 
    font-size: 48px; 
    color: white;
}

#wrapper {
    display: flex;
    flex-direction: column;
    justify-content: center; /* horizontal */
    align-items: center;     /* vertical */
    height: 100vh;           /* needed for vertical centering */
}