Food and Wall added to the page "rules"

index.html

@@ -34,8 +34,18 @@
         <h1>Rules</h1>
 
         <p>Do not touch any map's border or any wall. (Do not harm your snake.. You are watched)</p>
-        <p>You have one job : eat food ! (Try not to feed him with its own tail)</p>
+        <p>You have one job : eat food ! (Try to not feed him with its own tail)</p>
 
+        <br>
+        <h2>Know everything about the different blocks :</h2>
+
+        Food :
+        <div id="foodList"></div>
+
+        Wall :
+        <div id="wallList"></div>
+
+        <br>
         <a href=# id="menuBtn">Go back to menu</a>
     </div>