diff --git a/src/pages/postmessage/index.jsx b/src/pages/postmessage/index.jsx
index 224c183c..f91571a6 100644
--- a/src/pages/postmessage/index.jsx
+++ b/src/pages/postmessage/index.jsx
@@ -36,12 +36,12 @@ const PostMessage = () => {
         style={{
           display: 'block',
           border: 'none',
-          width: '100%',
+          width: '100%'
         }}
         src={childOrigin}
         ref={ref}
-        width="800px"
-        height="600px"
+        width='800px'
+        height='600px'
         // sandbox=""
       />
     </>