diff --git a/packages/design-base/src/style/index.scss b/packages/design-base/src/style/index.scss
index e14115b8704409c91c2620ac8aa6c322501b30ac..c619f8a24c6fdf927b8bdbc4e635d49a440184ad 100644
--- a/packages/design-base/src/style/index.scss
+++ b/packages/design-base/src/style/index.scss
@@ -530,30 +530,4 @@
 .#{bem('design-view-operate')} {
   border-right: 1px solid getCssVar(color, border);
   border-left: 1px solid getCssVar(color, border);
-}
-
-@include b(x6-design-context-menu) {
-  &.mx-context-menu {
-      padding: getCssVar(spacing, tight) 0;
-      border-radius: getCssVar(border-radius, large);
-
-      .mx-context-menu-item {
-          position: relative;
-          width: calc(100% - getCssVar(spacing, tight) * 2);
-          height: 26px;
-          padding: 0 26px;
-          margin: 0 getCssVar(spacing, tight);
-          cursor: pointer;
-          border-radius: getCssVar(border-radius, large);
-
-          .mx-icon-placeholder.preserve-width {
-              position: absolute;
-              left: getCssVar(spacing, base);
-              width: getCssVar(font-size, regular);
-              height: getCssVar(font-size, regular);
-              margin-right: getCssVar(spacing, extra, tight);
-              font-size: getCssVar(font-size, regular);;
-          }
-      }
-  }
 }
\ No newline at end of file
diff --git a/packages/studio-theme/src/theme/studio-dark/app.scss b/packages/studio-theme/src/theme/studio-dark/app.scss
index 29062dcf017c92df278550560625eb11941bca5d..7d56ee231b39a659735d38d9e0fe57cbf3b5bd37 100644
--- a/packages/studio-theme/src/theme/studio-dark/app.scss
+++ b/packages/studio-theme/src/theme/studio-dark/app.scss
@@ -141,4 +141,30 @@
             margin: 5px 0;
         }
     }
+
+    @include b(x6-design-context-menu) {
+        &.mx-context-menu {
+            padding: getCssVar(spacing, tight) 0;
+            border-radius: getCssVar(border-radius, large);
+      
+            .mx-context-menu-item {
+                position: relative;
+                width: calc(100% - getCssVar(spacing, tight) * 2);
+                height: 26px;
+                padding: 0 26px;
+                margin: 0 getCssVar(spacing, tight);
+                cursor: pointer;
+                border-radius: getCssVar(border-radius, large);
+      
+                .mx-icon-placeholder.preserve-width {
+                    position: absolute;
+                    left: getCssVar(spacing, base);
+                    width: getCssVar(font-size, regular);
+                    height: getCssVar(font-size, regular);
+                    margin-right: getCssVar(spacing, extra, tight);
+                    font-size: getCssVar(font-size, regular);;
+                }
+            }
+        }
+    }
 }
\ No newline at end of file