html, body {
    height: 100%;
    margin: 0;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: #f4f6f9;
    font-family: Arial, sans-serif;
}

main {
    flex: 1;
}

footer {
    background: #8a2be2;
    color: white;
    text-align: center;
    padding: 30px 20px;
}

footer p {
    margin: 0;
}