Change color of button during keypress

Question

I want to change the color of a

when it is clicked by a mouse or while pressing the enter key.<

Answer 1

Please try following code

           $('.button').keypress(function(e){
              if(e.which == 13){
                  $(this).css('background-color','#FFF');
              }
            });

            $('.button').keyup(function(e){
              if(e.which == 13){
                  $(this).css('background-color','');
              }
            });