/* sidebar.css */
#sidebar {
    position: fixed;
    top: 20px;
    left: 20px;
    background: rgba(255, 255, 255, 0.8);
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    max-width: 200px;
    z-index: 1000; /* 确保在其它内容之上 */
}

#sidebar a {
    display: block;
    margin: 5px 0;
    color: #333;
    text-decoration: none;
}

#sidebar a:hover {
    text-decoration: underline;
}