anchor.diff:    /*margin:20px;*/
     border:1px solid black;
     display: inline-block;
  +  vertical-align: top;
   }
   .disabled {
     cursor: not-allowed;
  
positive.code:     debugger
      $('.box.'+id).html(r.val);
      setTimeout(()=> {
        debugger  
        $('.box.'+id).html('')
      },1000);
    })
  }
  
negative.code: </section>
  
  <section>
  <div class='box 1' onclick=onBoxClick(1)> 1 </div>
  <div class='box 2' onclick=onBoxClick(2)>  </div>
  <div class='box 3' onclick=onBoxClick(3)>  2  </div>
  <div class='box 4' onclick=onBoxClick(4)>  </div>
  </section>
  <script>
  log = console.log
  