JSFiddle - React, Tailwind, and code Playground

by joshmoto

HTML

<div class="gallery-wrapper">
  <div class="gallery-item trigger">
    <div class="gallery-img bg-img" style="background-image:url('https://via.placeholder.com/4x6');">&nbsp</div>
    <div class="gallery-filter"><i class="fas fa-search"></i></div>
    <div class="lightbox"><img src="https://via.placeholder.com/4x6"></div>
  </div>
  <div class="gallery-item trigger">
    <div class="gallery-img bg-img" style="background-image:url('https://via.placeholder.com/6x4');">&nbsp</div>
    <div class="gallery-filter"><i class="fas fa-search"></i></div>
    <div class="lightbox"><img src="https://via.placeholder.com/6x4"></div>
  </div>
  <div class="gallery-item trigger">
    <div class="gallery-img bg-img" style="background-image:url('https://via.placeholder.com/4x6');">&nbsp</div>
    <div class="gallery-filter"><i class="fas fa-search"></i></div>
    <div class="lightbox"><img src="https://via.placeholder.com/4x6"></div>
  </div>
  <div class="gallery-item trigger">
    <div class="gallery-img bg-img" style="background-image:url('https://via.placeholder.com/6x4');">&nbsp</div>
    <div class="gallery-filter"><i class="fas fa-search"></i></div>
    <div class="lightbox"><img src="https://via.placeholder.com/6x4"></div>
  </div>
  <div class="gallery-item trigger">
    <div class="gallery-img bg-img" style="background-image:url('https://via.placeholder.com/4x6');">&nbsp</div>
    <div class="gallery-filter"><i class="fas fa-search"></i></div>
    <div class="lightbox"><img src="https://via.placeholder.com/4x6"></div>
  </div>
  <div class="gallery-item trigger">
    <div class="gallery-img bg-img" style="background-image:url('https://via.placeholder.com/6x4');">&nbsp</div>
    <div class="gallery-filter"><i class="fas fa-search"></i></div>
    <div class="lightbox"><img src="https://via.placeholder.com/6x4"></div>
  </div>
  <div class="gallery-item trigger">
    <div class="gallery-img bg-img"...

CSS

.gallery-wrapper {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  margin: -25px 0 0px -25px;
}

.gallery-item {
  flex: 1 1 18%;
  margin: 25px 0 0 25px;
  position: relative;
}

.gallery-img {
  width: 100%;
  height: 100%;
  border-radius: 5px 5px 5px 5px;
}

.gallery-filter {
  opacity: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  position: absolute;
  z-index: 900;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  font-size: 2em;
  background-color: var(--light-filter);
  color: var(--light-grey-text);
  transition: opacity 0.5s ease;
  cursor: pointer;
}

.gallery-filter:hover {
  opacity: 1;
}

.lightbox {
  display: none;
  position: fixed;
  z-index: 999;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--dark-filter);
  cursor: pointer;
}

.lightbox img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: auto;
  height: 100%;
  border-radius: 0px;
}

@media (max-width: 768px) {

  .gallery-wrapper {
    flex-direction: column;
    flex-wrap: nowrap;
    margin: 0px;
  }

  .gallery-item {
    margin: 0px 0px 25px 0px;
  }

  .gallery-item:last-child {
    margin-bottom: 0px;
  }

  .gallery-filter:hover {
    opacity: 0;
  }

}

JavaScript

$(document).ready(function() {

  var gallery_item_width = $(".gallery-item").width();

  var gallery_item_height = (gallery_item_width / 4) * 3;

  $(".gallery-item").css("height", gallery_item_height);

});

if ($(window).width() > 768) {

  $(".trigger").click(function() {
  
    $(this).find(".lightbox").toggle();
    
  });

}