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Html/apps/static/css/navbar.css

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+/* 页眉导航栏 基础样式 */
+.navbar {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    background-color: #ffffff;
+    padding: 10px 20px;
+    border-bottom: 1px solid #eee;
+    margin: 0;
+}
+
+/* 导航栏 Logo 样式 */
+.navbar .logo h1 {
+    font-size: 20px;
+    font-weight: bold;
+    color: #1f2937;
+    margin: 0;
+}
+
+/* 导航链接样式 */
+.navbar-links a {
+    color: #4b5563;
+    text-decoration: none;
+    margin: 0 15px;
+    font-size: 18px;
+    transition: color 0.3s;
+}
+
+.navbar-links a:hover {
+    color: #2575fc;
+}
+
+/* 头像容器样式 */
+.navbar .avatar {
+    margin-left: 0;
+}
+
+.navbar .avatar img {
+    width: 32px;
+    height: 32px;
+    border-radius: 50%;
+    cursor: pointer;
+}
+
+/* 下拉浮框 基础定位 */
+.dropdown {
+    position: relative;
+    display: inline-block;
+}
+
+/* 下拉浮框 内容样式（默认隐藏） */
+.dropdown-content {
+    display: none;
+    position: absolute;
+    right: 0;
+    background-color: white;
+    min-width: 160px;
+    box-shadow: 0px 8px 16px rgba(0, 0, 0, 0.1);
+    border-radius: 6px;
+    z-index: 1;
+    padding: 8px 0;
+    font-size: 14px;
+}
+
+/* 下拉浮框 链接样式 */
+.dropdown-content a {
+    color: #4b5563;
+    text-decoration: none;
+    padding: 8px 12px;
+    display: block;
+    transition: background-color 0.3s;
+}
+
+.dropdown-content a:hover {
+    background-color: #f3f4f6;
+}
+
+/* 下拉浮框  hover 显示 */
+.dropdown:hover .dropdown-content {
+    display: block;
+}