Improve form accessibility and add submit button

Author: fromonda

Form-Controls/index.html

@@ -37,8 +37,8 @@ <h1>Product Pick</h1>
         </div>
 
         <!-- Colour -->
-        <div>
-          <p>Colour</p>
+        <fieldset>
+          <legend>Colour</legend>
 
           <label>
             <input type="radio" name="colour" value="red" required>
@@ -53,8 +53,7 @@ <h1>Product Pick</h1>
           <label>
             <input type="radio" name="colour" value="green">
             Green
-          </label>
-        </div>
+          </fieldset>
 
         <!-- Size -->
         <div>