body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f5f5f5;
    color: #333;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}
header {
    text-align: center;
    padding: 50px 20px;
}
h1 {
    font-size: 3em;
    margin-bottom: 10px;
}
p {
    font-size: 1.2em;
    color: #666;
}
footer {
    margin-top: auto;
    padding: 20px;
    text-align: center;
    background: #222;
    color: #fff;
    width: 100%;
}
a {
    color: #1a73e8;
    text-decoration: none;
}