Finished the scorecard

site/mahjong/index.html

@@ -78,15 +78,21 @@
 
     <form data-endround-target="form"></form>
 
-    <p data-endround-target="wind"></p>
-
     <div class="btns">
-      <div></div>
+      <div>
+        <div data-endround-target="wind"></div>
+        <div data-endround-target="prevailing"></div>
+      </div>
       <div>
         <button data-action="click->endround#goBack">Cancel</button>
         <button data-action="click->endround#nextRound">Next Round</button>
       </div>
     </div>
+    <div class="btns">
+      <div></div>
+      <a href="guide.html" target="_blank">Notation Guide</a>
+    </div>
+  </div>
 
   <script src="./main.js" type="module"></script>
 </body>