Gallery

Galleirs use .ol-grid class

<div class="ol-grid grid col-4 ol-lightbox-gallery with-gutter">

  <a href="../../assets/img/portfolio/01.jpg" class="grid-item ol-lightbox">
    <div class="gi-wrapper ol-hover hover-1">
      <div class="img-layer set-bg"><img src="../../assets/img/portfolio/01.jpg" alt="portfolio item"></div>
      <div class="ol-overlay ov-dark-alpha-80"></div>
      <div class="icons"><i class="oli oli-camera2"></i></div>
    </div>
  </a>
  ...
</div>

• .col-4 means that this grid is a 4-column one

• Also you can use .col-1, .col-2, .col-3, .col-4, .col-5

• .with-gutter add the gutter between images

.ratio-2

This makes images to fit the ratio of 70% height to width

<a href="../../assets/img/portfolio/01.jpg" class="grid-item ol-lightbox ratio-2">

.ratio-3

This makes images to fit the ratio of 200% height to width

<a href="../../assets/img/portfolio/01.jpg" class="grid-item ol-lightbox ratio-3">