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

body {
    font-family: Arial, sans-serif;
    background-color: #f2f2f2;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    margin: 0;
    padding: 0;
}

.container {
    text-align: center;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 40px;
    max-width: 500px;
    width: 90%;
}

.heading {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #333333;
}

.message {
    font-size: 18px;
    color: #555555;
    margin-bottom: 30px;
    line-height: 1.5;
    display: none;
}

.home-link {
    font-size: 18px;
    color: #0066cc;
    text-decoration: none;
    transition: color 0.2s ease;
}

.home-link:hover {
    color: #003399;
}

.unsubscribe-button {
    background-color: #0066cc;
    border: none;
    border-radius: 4px;
    color: #ffffff;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    padding: 12px 24px;
    text-decoration: none;
    transition: background-color 0.2s ease;
}