body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: white;
    color: #333;
}

header {
    background: #C00000;
    padding: 20px;
    text-align: center;
}

header h1 {
    color: #fff;
    margin: 0;
    font-size: 28px;
}

.container {
    width: 90%;
    max-width: 900px;
    margin: 40px auto;
    text-align: center;
}

.notice {
    background: #FFF3CD;
    color: #8A6D3B;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 25px;
    font-size: 18px;
    font-weight: bold;
}

.fb-btn {
    background: #1877F2;
    color: white !important;
    padding: 12px 25px;
    font-size: 16px;
    border-radius: 6px;
    text-decoration: none;
    display: inline-block;
}