* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background-color: #fafafa;
    color: #222;
}

.container {
    width: min(90vw, 600px);
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 12px;
    padding: 32px;
    text-align: center;
}

header h1, header h5 {
    margin-bottom: 12px;
    color: #333;
}

.content p {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

a {
    color: #0070f3;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}