JSFiddle - React, Tailwind, and code Playground

by luka kupunia

HTML

<div class="box"></div>

CSS

div.box {
  width: 400px;
  height: 400px;
  background: purple;
  -webkit-clip-path: polygon(0 0, 0 0, 100% 100%, 0% 100%);
  clip-path: polygon(0 0, 0 0, 100% 100%, 0% 100%);
  animation: luka 2s both infinite;
}
@keyframes luka {
  100% {
    -webkit-clip-path: polygon(0 0, 100% 0, 100% 100%, 100% 100%);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 100% 100%);
  }
}

JavaScript

var a = [0,1,2];
var b = [3,4,5];

0 , 3 , 1 , 4 , 2 , 5;