body {
    font-family: Arial, sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    line-height: 1.6;
    background-color: #f5f5f5;
}

.container {
    background-color: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
}

.content {
    text-align: center;
    font-size: 18px;
    color: #666;
    margin-bottom: 20px;
}

.signature {
    text-align: right;
    font-style: italic;
    color: #888;
    margin-top: 10px;
}

.chinese {
    margin-bottom: 30px;
}

.tools {
    margin-bottom: 30px;
    text-align: left;
}

.tools-list {
    list-style: none;
    padding: 0;
    margin: 0 auto;
    max-width: 600px;
}

.tools-list li {
    background: #fafafa;
    border: 1px solid #eee;
    padding: 12px 16px;
    margin-bottom: 10px;
    border-radius: 6px;
}

.tools-list a {
    color: #0078d7;
    text-decoration: none;
}

.tools-list a:hover {
    text-decoration: underline;
}

.english {
    margin-bottom: 30px;
}

.footer {
    text-align: center;
    color: #aaa;
    font-size: 15px;
    margin-top: 40px;
    padding-bottom: 10px;
}

.footer a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s, text-decoration 0.2s;
}

.footer a:hover {
    color: #0078d7;
    text-decoration: underline;
}

.footer img {
    height: 1em;
    vertical-align: middle;
}

.tools h2 {
    text-align: center;
    color: #333;
}