body, html {
    height: 100%;
    margin: 0;
    font-family: Arial, sans-serif;
    background: url('background.jpg') no-repeat center center/cover;
}

.logo {
    max-width: 100%;
    height: auto;
}

h1 {
    font-size: 3em;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    color: white;
}