样式修改

src/page-instrument/header-top/index.module.less

@@ -198,6 +198,9 @@
 
             >img:nth-child(2) {
                 content: url("./image/backgroundAct.png");
+            }            
+            >img:nth-child(3) {
+                content: url("./image/mingsongAct.png");
             }
         }