diff --git a/src/views/dataBoard/renfang/cpts/rkyj.vue b/src/views/dataBoard/renfang/cpts/rkyj.vue
index 43734992e..9841ea39e 100644
--- a/src/views/dataBoard/renfang/cpts/rkyj.vue
+++ b/src/views/dataBoard/renfang/cpts/rkyj.vue
@@ -133,7 +133,7 @@ export default {
           }
         }
       }
-      .item:nth-child(1) {
+      .item:nth-child(2n-1) {
         background: rgba(26, 149, 255, 0.15);
       }
     }