fix: 优化红绿灯详情弹窗标识内边距为12px

src/components/TongzhouTrafficMap.vue

@@ -436,7 +436,7 @@ export default {
   align-items: center;
   margin-right: 8px;
   font-size: 12px;
-  padding: 16px;
+  padding: 12px;
   box-sizing: border-box;
 }