Candy Cornfetti

candy-cornfetti.markdown

Candy Cornfetti

A Pen by Dan Wilson on CodePen.

License.

index.html

<div class="confetti-land">
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
  <div class="confetti"></div>
</div>

script.js

var confettiPlayers = [];

function makeItConfetti() {
  var confetti = document.querySelectorAll('.confetti');
  
  if (!confetti[0].animate) {
    return false;
  }

  for (var i = 0, len = confetti.length; i < len; ++i) {
    var candycorn = confetti[i];
    candycorn.innerHTML = '<div class="rotate"><div class="askew"></div></div>';
    var scale = Math.random() * .7 + .3;
    var player = candycorn.animate([
      { transform: `translate3d(${(i/len*100)}vw,0,0) scale(${scale}) rotate(0turn)`, opacity: scale },
      { transform: `translate3d(${(i/len*100 + 10)}vw,100vh,0) scale(${scale}) rotate(${ Math.random() > .5 ? '' : '-'}2turn)`, opacity: 1 }
    ], {
      duration: Math.random() * 3000 + 3000,
      iterations: Infinity,
      delay: -(Math.random() * 5000)
    });
    
    
    confettiPlayers.push(player);
  }
}

makeItConfetti();

scripts

<script src="https://s3-us-west-2.amazonaws.com/s.cdpn.io/61811/web-animations-next-2.2.1.min.js"></script>

style.css

* {
  box-sizing: border-box;
}
body {
  background: #C4E4FF;
  background: radial-gradient(circle, hsl(223, 20%,12%), hsl(223, 20%,22%));
  overflow: hidden;
  height: 100vh;
  width: 100%;
  user-select: none;
  padding: 0;
  margin: 0;
}

.confetti {
  width: 1rem;
  height: 1rem;
  display: inline-block;
  position: absolute;
  top: -1rem;
  left: 0;
  z-index: 150;
}
.confetti .rotate {
  animation: driftyRotate 1s infinite both ease-in-out;
  perspective: 1000;
}
.confetti .askew {
  background: linear-gradient(
  var(--grad-direction, to bottom),
  hsl(63, 100%, 50%) 25%,
  hsl(23, 100%, 50%) 0% 66.667%,
  hsl(43, 100%, 100%) 0% 100%);
  transform: skewY(10deg);
  width: 2rem;
  height: 3.2rem;
  animation: drifty 1s infinite alternate both ease-in-out;
  perspective:1000;
  clip-path: polygon(0% 0%, 100% 0%, 50% 100%);
}


.confetti:nth-of-type(7n) .askew {
  animation-delay: -.6s;
  animation-duration: 2.25s;
}
.confetti:nth-of-type(7n + 1) .askew {
  animation-delay: -.879s;
  animation-duration: 3.5s;
}
.confetti:nth-of-type(7n + 2) .askew {
  animation-delay: -.11s;
  animation-duration: 1.95s;
}
.confetti:nth-of-type(7n + 3) .askew {
  animation-delay: -.246s;
  animation-duration: .85s;
}
.confetti:nth-of-type(7n + 4) .askew {
  animation-delay: -.43s;
  animation-duration: 2.5s;
}
.confetti:nth-of-type(7n + 5) .askew {
  animation-delay: -.56s;
  animation-duration: 1.75s;
}
.confetti:nth-of-type(7n + 6) .askew {
  animation-delay: -.76s;
  animation-duration: 1.5s;
}
  
.confetti:nth-of-type(9n) .rotate {
  animation-duration: 2s;
}
.confetti:nth-of-type(9n + 1) .rotate {
  animation-duration: 2.3s;
}
.confetti:nth-of-type(9n + 2) .rotate {
  animation-duration: 1.1s;
}
.confetti:nth-of-type(9n + 3) .rotate {
  animation-duration: .75s;
}
.confetti:nth-of-type(9n + 4) .rotate {
  animation-duration: 4.3s;
}
.confetti:nth-of-type(9n + 5) .rotate {
  animation-duration: 3.05s;
}
.confetti:nth-of-type(9n + 6) .rotate {
  animation-duration: 2.76s;
}
.confetti:nth-of-type(9n + 7) .rotate {
  animation-duration: 7.6s;
}
.confetti:nth-of-type(9n + 8) .rotate {
  animation-duration: 1.78s;
}

@keyframes drifty {
  0% {
    transform: skewY(10deg) translate3d(-250%, 0, 0);
  }
  100% {
    transform: skewY(-12deg) translate3d(250%, 0, 0);
  }
}
@keyframes driftyRotate {
  0% {
    transform: rotateX(0);
  }
  100% {
    transform: rotateX(359deg);
  }
}