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

body, html {
    height: 100%;
    font-family: Arial, sans-serif;
    background: #f5f5f5;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    text-align: center;
}

.message-box {
    background: #fff;
    padding: 40px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
}

.message-box h1 {
    font-size: 24px;
    margin-bottom: 20px;
    color: #333;
}

.message-box p {
    font-size: 16px;
    color: #777;
}