body {
    font-family: Arial, sans-serif;
    background-color: #f4f7fb;
    margin: 0;
    padding: 0;

    display: flex;
    justify-content: center;
    align-items: center;

    min-height: 100vh;
}

.container {
    box-sizing: border-box;
    text-align: center;
    background: #ffffff;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);

    max-width: 500px;
    width: 100%;
}

h1 {
    color: #333333;
    font-size: 32px;
    margin-bottom: 20px;
}

p {
    color: #555555;
    font-size: 18px;
    margin-bottom: 20px;
}

a {
    color: #007bff;
    text-decoration: none;
    font-weight: bold;
}

a:hover {
    text-decoration: underline;
}

.timer {
    font-size: 24px;
    font-weight: bold;
    color: #d9534f;
}

.message {
    font-size: 18px;
    color: #5bc0de;
    font-weight: bold;
    margin-top: 30px;
}