New Year's countdown

index.html

<div class="container">
  <h1 class="intro"><span>2019</span> IS COMING IN</h1>
  <div class="countdown-wrapper">
    <div class="days time-el">
      <output id="days"></output>
      <label for="days">DAY(S)</label>
    </div>
    <div class="hours time-el">
      <output id="hours"></output>
      <label for="hours">HOUR(S)</label>
    </div>
    <div class="minutes time-el">
      <output id="minutes"></output>
      <label for="minutes">MINUTE(S)</label>
    </div>
    <div class="seconds time-el">
      <output id="seconds"></output>
      <label for="seconds">SECOND(S)</label>
    </div>
  </div>
</div>

new-year-s-countdown.markdown

New Year's countdown

A Pen by Anya Melnyk on CodePen.

License.

script.babel

let targetTime = new Date("Jan 1, 2019");

let oneSecond = 1000;
let oneMinute = oneSecond * 60;
let oneHour = oneMinute * 60;
let oneDay = oneHour * 24;

let $daysEl = $(".time-el #days");
let $hoursEl = $(".time-el #hours");
let $minutesEl = $(".time-el #minutes");
let $secondsEl = $(".time-el #seconds");

function startCountDown() {
  updateTick();
  let timeInterval = setInterval(updateTick, oneSecond);
  
  function updateTick() {
    let timeLeft = Date.parse(targetTime) - Date.parse(new Date());
    let spanContent = `
      <div class="digit">
         <div class="next">
        <span class="top"><span class="inner">$1</span></span>
        <span class="bottom"><span class="inner">$1</span></span>
          </div>
         <div class="current">
        <span class="top"><span class="inner">$1</span></span>
        <span class="bottom"><span class="inner">$1</span></span>
          </div>
      </div>`;

    $daysEl.html(Math.floor(timeLeft / oneDay)).html((i, digit) => digit.replace(/(\d)/g, spanContent));
    $hoursEl.html(("0" + Math.floor((timeLeft % oneDay) / oneHour)).slice(-2)).html((i, digit) => digit.replace(/(\d)/g, spanContent));
    $minutesEl.html(("0" + Math.floor((timeLeft % oneHour) / oneMinute)).slice(-2)).html((i, digit) => digit.replace(/(\d)/g, spanContent));
    $secondsEl.html(("0" + Math.floor((timeLeft % oneMinute) / oneSecond)).slice(-2)).html((i, digit) => digit.replace(/(\d)/g, spanContent));
    
    // let tl = new TimelineMax()
     //  .to('.current .top', 0.5, {rotationX: -90, ease: Power0.easeNone}, 0)
     //  .fromTo('.current .bottom', 0.5, {rotationX: 90}, {rotationX: 0, ease: Power0.easeNone}, 0.5);  
    
    if (timeLeft <= 0) clearInterval(timeInterval);
  }
}


function flip() {
  let timeLeft = Date.parse(targetTime) - Date.parse(new Date());
  let tl = TweenMax.to({}, 1, {repeat: -1, onRepeat: function() { console.log(Date.parse(targetTime) - Date.parse(new Date())); }});
}

$(function() {
  startCountDown();
 // flip();
});

scripts

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/gsap/2.0.2/TweenMax.min.js"></script>
<script src="https://s3-us-west-2.amazonaws.com/s.cdpn.io/16327/MorphSVGPlugin.min.js"></script>

style.css

@import url('https://fonts.googleapis.com/css?family=Limelight|Mada');
*,
*:before,
*:after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background: #1a121f;
}

.container {
  width: 750px;
  text-align: center;
  position: absolute;
  transform: translate(-50%, -50%);
  top: 50%;
  left: 50%;
  font-family: 'Mada', sans-serif;
}

.intro {
  margin: 5% auto;
  color: #9e8686;
  letter-spacing: 1px;
  word-spacing: 12px;
}

.intro span {
  font-size: 40px;
  font-family: 'Limelight', cursive;
}
.countdown-wrapper {
  display: flex;
  justify-content: space-around;
  margin: 5% auto;
  color: #7e8c6a;
}

label,
output,
.time-el span {
  display: block;
}
.time-el {
  position: relative;
  margin-right: 20px;
}

.time-el:not(:last-child):after {
  content: ":";
  position: absolute;
  right: -36px;
  top: 28%;
  font-size: 30px;
}
.time-el .digit{
  position: relative;
  width: 70px;
  height: 90px;
  display: inline-block;
  font-size: 70px;
  line-height: 90px;
  font-family: 'Limelight', cursive;
  perspective: 120px;
}

.inner {
  height: 200%;
  width: 100%;
  position: absolute;
}

.top .inner {
  top: 0;
}

.bottom .inner {
  bottom: 0;
}
.time-el .top, .time-el .bottom {
  position: absolute;
  left: 0;
  height: 50%;
  width: 100%;
  overflow: hidden;
/*   background: linear-gradient(to bottom, #543243 10%, #461f32 50%, #543243 90%); */
}

.time-el .top {
  top: 0;
  transform-origin: 50% 100%;
  color: #738263;
  background: linear-gradient(300deg, #331926 50%, #542e40);
  border-radius: 6px 6px 0 0;
  z-index: 1;
  backface-visibility: hidden;
}

.time-el .bottom {
  bottom: 0;
  transform-origin: 50% 0%;
  background:  linear-gradient(340deg, #542e40, #331926 40%);
  border-radius: 0 0 6px 6px;
}



.time-el label{
  font-size: 10px;
  letter-spacing: 1px;
  color: #9e8686;
}