import { createLayout, utils } from 'animejs';

const [ $rootA, $rootB ] = utils.$('.layout-container');
const [ $buttonA, $buttonB ] = utils.$('.controls button');

const layoutA = createLayout($rootA);
const layoutB = createLayout($rootB, { duration: 1000 });

function animateLayoutA() {
  layoutA.update(({ root }) => root.classList.toggle('row'));
}

function animateLayoutB() {
  layoutB.update(({ root }) => root.classList.toggle('row'));
}

$buttonA.addEventListener('click', animateLayoutA);
$buttonB.addEventListener('click', animateLayoutB);

<div class="large layout centered row">
  <div class="layout-container col grid-layout row">
    <div class="item col">default</div>
    <div class="item col">duration</div>
  </div>
  <div class="layout-container col grid-layout row">
    <div class="item col">1000ms</div>
    <div class="item col">duration</div>
  </div>
</div>
<div class="medium row">
  <fieldset class="controls">
    <button class="button">Animate default</button>
    <button class="button">Animate 1000ms</button>
  </fieldset>
</div>