body {
        margin: 0;
        padding: 0;
        background-color: #f4f4f4;
        font-family: Arial, Helvetica, sans-serif;
        color: #222;
        line-height: 1.6;
    }

    .container {
        max-width: 900px;
        margin: 40px auto;
        background: #ffffff;
        padding: 40px;
        border-radius: 10px;
        box-shadow: 0 2px 10px rgba(0,0,0,0.15);
    }

    h1 {
        text-align: center;
        color: #003366;
        margin-top: 0;
    }

    p {
        font-size: 1.15rem;
        margin-bottom: 24px;
    }

    a {
        color: #0055aa;
        text-decoration: none;
    }

    a:hover {
        text-decoration: underline;
    }

    .facebook {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-top: 30px;
    }

    .facebook img {
        width: 40px;
        height: 40px;
    }

    .notice {
        margin-top: 40px;
        padding: 20px;
        background-color: #f0f0f0;
        border-left: 5px solid #003366;
        font-weight: bold;
    }

    footer {
        margin-top: 40px;
        text-align: center;
        color: #666;
        font-size: 0.9rem;
    }

    @media (max-width: 700px) {
        .container {
            margin: 15px;
            padding: 25px;
        }

        p {
            font-size: 1rem;
        }
    }