diff --git a/ruoyi-ui/src/views/JiHeExpressway/pages/Home/components/InfoBoard/index.vue b/ruoyi-ui/src/views/JiHeExpressway/pages/Home/components/InfoBoard/index.vue
index 3fc04a1e..d642641e 100644
--- a/ruoyi-ui/src/views/JiHeExpressway/pages/Home/components/InfoBoard/index.vue
+++ b/ruoyi-ui/src/views/JiHeExpressway/pages/Home/components/InfoBoard/index.vue
@@ -995,6 +995,7 @@ export default {
   position: fixed;
   top: 0;
   left: 0;
+  background: rgba(0, 0, 0, .36);
   z-index: 999999999;
 }