text: (function () {
      const second = 1000,
            minute = second * 60,
            hour = minute * 60,
            day = hour * 24;
      let today = new Date(),
          dd = String(today.getDate()).padStart(2, "0"),
          mm = String(today.getMonth() + 1).padStart(2, "0"),
          yyyy = today.getFullYear(),
          nextYear = yyyy + 1,
          dayMonth = "03/11/",
          birthday = dayMonth + yyyy;
      
      today = mm + "/" + dd + "/" + yyyy;
      if (today > birthday) {
        birthday = dayMonth + nextYear;
      }
      
      const countDown = new Date(birthday).getTime(),
          x = setInterval(function() {    
            const now = new Date().getTime(),
                  distance = countDown - now;
            document.getElementById("days").innerText = Math.floor(distance / (day)),
              document.getElementById("hours").innerText = Math.floor((distance % (day)) / (hour)),
              document.getElementById("minutes").innerText = Math.floor((distance % (hour)) / (minute)),
              document.getElementById("seconds").innerText = Math.floor((distance % (minute)) / second);
            if (distance < 0) {
              document.getElementById("headline").innerText = "It's my birthday!";
              document.getElementById("countdown").style.display = "none";
              document.getElementById("content").style.display = "block";
              clearInterval(x);
            }
          }, 0)
      }());