<div class="u-animate-pulse">
    <div class="placeholder">
        I am pulsating
    </div>
</div>
<div class="u-animate-pulse">
  <div class="placeholder">
    I am pulsating
  </div>
</div>
{
  "label": "Lorem ipsum",
  "labelLong": "Lorem ipsum dolor sit amet",
  "htmlText": "<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Integer varius tincidunt purus at laoreet. Sed congue sollicitudin lacus vitae porttitor. Integer convallis maximus odio eget.</p>",
  "text": "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Integer varius tincidunt purus at laoreet. Sed congue sollicitudin lacus vitae porttitor. Integer convallis maximus odio eget.",
  "linkTarget": "_self",
  "url": "https://www.unibz.it",
  "image": "/assets/bridge-524-295.jpg"
}

Cleafix

Utility to make an element pulsate, used for Loading animations.

<div class="u-nimate-pulse">
  Pulstating element
</div>