diff --git a/frontend/src/assets/images/logo.png b/frontend/src/assets/images/logo.png
index bf517ba..eb2adb6 100644
Binary files a/frontend/src/assets/images/logo.png and b/frontend/src/assets/images/logo.png differ
diff --git a/frontend/src/layouts/LayoutTransverse/index.scss b/frontend/src/layouts/LayoutTransverse/index.scss
index b746ab5..977fc07 100644
--- a/frontend/src/layouts/LayoutTransverse/index.scss
+++ b/frontend/src/layouts/LayoutTransverse/index.scss
@@ -10,7 +10,7 @@
     padding: 0 15px 0 0;
     border-bottom: 1px solid var(--el-header-border-color);
     // background-color: var(--el-header-bg-color);
-    background-color: var(--el-color-primary); //默认蓝色风格背景
+    background-color: #fff; //默认蓝色风格背景
     .logo {
       padding:0 10px 0 15px;
       margin-right: 30px;
@@ -23,7 +23,7 @@
         font-size: 21.5px;
         font-weight: bold;
         // color: var(--el-header-logo-text-color);
-        color: #fff; // logo文字颜色
+        color: var(--el-color-primary); // logo文字颜色
         white-space: nowrap;
       }
     }
@@ -33,15 +33,14 @@
       height: 100%;
       overflow: hidden;
       border-bottom: none;
-      background-color: var(--el-color-primary); //导航蓝色背景
+      background-color: #fff; //导航蓝色背景
       .el-menu-item {
-        color: #fff;
+        color: var(--el-color-primary);
       }
       .el-menu-item:hover {
         color: #fff; //一级导航划过颜色
         //background-color: #5274a5 !important; //一级导航划过背景色
-        background-color:var(--el-color-primary-light-3) !important; 
-
+        background-color:var(--el-color-primary-light-4) !important;
       }
       .el-sub-menu__hide-arrow {
         width: 65px;
@@ -50,15 +49,19 @@
       .el-menu-item.is-active {
         color: #fff !important; //一级导航文字选中颜色
         //background-color: #5274a5 !important; //一级导航选中背景色
-        background-color: var(--el-color-primary-light-3) !important; 
+        background-color: var(--el-color-primary-light-4) !important;
 
         border-bottom: 0 !important;
       }
+      .el-sub-menu__title:hover {
+        color: #fff !important;
+        background-color: var(--el-color-primary-light-4) !important;
+      }
       .el-sub-menu__title {
-        color: #fff;
+        color: var(--el-color-primary);
       }
       .is-opened:hover {
-        color: #fff;
+        color: var(--el-color-primary);
       }
       .is-active {
         background-color: var(--el-color-primary) !important;
@@ -68,12 +71,12 @@
           width: 0;
         }
         .el-sub-menu__title {
-          color: #fff !important; //二级导航文字选中颜色
+          color: var(--el-color-primary) !important; //二级导航文字选中颜色
           // background-color: var(--el-color-primary) !important;
           // background-color: #5274a5 !important;//二级导航选中背景色
       
           //background-color: #7588e5 !important; 
-          background-color: var(--el-color-primary-light-3) !important; 
+          background-color: var(--el-color-primary-light-4) !important;
           border-bottom-color: var(--el-color-primary) !important;
         }
       }