perf: improve flowChart logic

build/vite/plugin/theme.ts

@@ -53,6 +53,7 @@ export function configThemePlugin(isBuild: boolean): Plugin[] {
         'border-color-base': '#303030',
         // 'border-color-split': '#30363d',
         'item-active-bg': '#111b26',
+        'content-background': '#ffffff0a', //   Link color
       },
     }),
   ];