body {
    margin: 0;
    font-family: Arial, sans-serif;

    background-image: url("hh01.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

    background-color: rgba(255, 255, 255, 0.4);
    background-blend-mode: lighten;
}

main {
    margin-top: 120px;
}

h1 {
    text-align: center;
}

p {
    text-align: center;
}

footer {
    position: fixed;
    bottom: 10px;
    width: 100%;
    text-align: center;
}

footer a {
    color: #333;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}