text: (function () {
      window.SuperTickTockClock = document.registerElement('super-tick-tock-clock', {
          prototype: Object.create(TickTockClock.prototype, {
              tick: {
                  enumerable: true,
                  value: function () {
                      TickTockClock.prototype.tick.call(this);
                      var now = new Date();
                      this.style.borderColor = now.getSeconds() % 2 ? '#ccc' : 'red';
                  }
              }
          })
      });
  }());