diff --git a/src/pages/UserCenter/UserNav/UserNav.css b/src/pages/UserCenter/UserNav/UserNav.css
index e69de29..783fcdc 100644
--- a/src/pages/UserCenter/UserNav/UserNav.css
+++ b/src/pages/UserCenter/UserNav/UserNav.css
@@ -0,0 +1,43 @@
+/* 竖直导航栏的容器 */
+.user-nav-container {
+    width: 250px;
+    background-color: #f4f4f4;
+    padding-top: 20px;
+    border-right: 1px solid #ccc;
+    height: 100%; /* 让容器填充整个父容器高度 */
+    display: flex;
+    flex-direction: column;
+    align-items: stretch; /* 确保所有导航项都拉伸 */
+  }
+  
+  /* 导航栏样式 */
+  .user-nav {
+    display: flex;
+    flex-direction: column;
+    padding: 0;
+    margin: 0;
+    flex-grow: 1; /* 使导航栏占据剩余空间 */
+  }
+  
+  /* 每一项导航链接 */
+  .user-nav-item {
+    padding: 15px 20px;
+    text-align: left;
+    text-decoration: none;
+    color: #333;
+    font-size: 16px;
+    border-bottom: 1px solid #e0e0e0;
+    transition: background-color 0.3s ease;
+  }
+  
+  /* 鼠标悬浮时的背景颜色 */
+  .user-nav-item:hover {
+    background-color: #ddd;
+  }
+  
+  /* 激活项的样式 */
+  .user-nav-item.active {
+    background-color: #3b8cff;
+    color: white;
+  }
+  
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