Add fieldset and legend for size selection in index.html

Author: moses77-boop

Form-Controls/index.html

@@ -43,6 +43,9 @@ <h1>Product Pick</h1>
               <label for="color-blue">Blue</label>
             </div>
         </fieldset>
+        <fieldset>
+          <legend>Choose a size</legend>
+        </fieldset>
       </form>
     </main>
     <footer>