body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    margin: 0 auto;
    background-color: #f9f9f9;
    display: grid;
    place-items: center;
}

.navbar {
    width: 100%;
}

.privacy-container {
    max-width: 1200px;
    margin-top: 50px;
    margin-bottom: 100px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 30px;
}

h1 {
    color: #2c3e50;
    text-align: center;
    margin-bottom: 30px;
    font-size: 28px;
    border-bottom: 1px solid #eee;
    padding-bottom: 15px;
}

h2 {
    color: #3498db;
    margin-top: 25px;
    margin-bottom: 15px;
    font-size: 22px;
}

h3 {
    color: #2c3e50;
    margin-top: 20px;
    font-size: 18px;
}

p, ul {
    margin-bottom: 15px;
    font-size: 16px;
}

ul {
    padding-left: 20px;
}

li {
    margin-bottom: 8px;
}

.update-date {
    text-align: right;
    font-style: italic;
    color: #7f8c8d;
    margin-bottom: 30px;
}

.contact-info {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 5px;
    margin-top: 30px;
}

a {
    color: #3498db;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}