lightBox for img

by Denis Tverdokhlebov

HTML

<img data-modal-trigger="trigger-1" class="trigger" src="https://avatars.mds.yandex.net/get-pdb/51720/5487140b-ad10-486d-92dd-7c377761305a/s1200" alt="test">

<div data-modal="trigger-1" class="modal">
	<article class="content-wrapper">
		<button class="close"></button>

		<div class="content">
			<img class="img_obj" src="https://avatars.mds.yandex.net/get-pdb/51720/5487140b-ad10-486d-92dd-7c377761305a/s1200" data-modal-trigger="1" alt="">
		</div>

	</article>
</div>

CSS

*, *:before, *:after {
  box-sizing: border-box;
  outline: none;
}

html {
  font-family: 'Source Sans Pro', sans-serif;
  font-size: 16px;
  font-smooth: auto;
  font-weight: 300;
  line-height: 1.5;
  color: #444;
  background-color: slategray;
}

button {
  cursor: pointer;
}

body {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100vh;
}

.trigger {
  margin: 0 0.75rem;
  padding: 0.625rem 1.25rem;
  border: none;
  border-radius: 0.25rem;
  box-shadow: 0 0.0625rem 0.1875rem rgba(0, 0, 0, 0.12), 0 0.0625rem 0.125rem rgba(0, 0, 0, 0.24);
  transition: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
  font-size: 0.875rem;
  font-weight: 300;
}
.trigger i {
  margin-right: 0.3125rem;
}


.modal {
  position: fixed;
  top: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 0vh;
  background-color: transparent;
  overflow: hidden;
  transition: background-color 0.25s ease;
  z-index: 9999;
}
.modal.open {
  position: fixed;
  width: 100%;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.5);
  transition: background-color 0.25s;
}
.modal.open > .content-wrapper {
  transform: scale(1);
}
.modal .content-wrapper {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  margin: 0;
  background: none;
  border-radius: 0.3125rem;
  transform: scale(0);
  transition: transform 0.25s;
  transition-delay: 0.15s;
}
.modal .content-wrapper .close {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: none;
  background-color: transparent;
  font-size: 1.5rem;
  transition: 0.25s linear;
}
.modal .content-wrapper .close:before, .modal .content-wrapper .close:after {
  position: absolute;
  content: '';
  width: 1.25rem;
  height: 0.125rem;
  background-color: black;
}
.modal...

JavaScript

const buttons = document.querySelectorAll(`img[data-modal-trigger]`);

for(let button of buttons) {
	modalEvent(button);
}

function modalEvent(button) {
	button.addEventListener('click', () => {
		const trigger = button.getAttribute('data-modal-trigger');

		const modal = document.querySelector(`[data-modal=${trigger}]`);
		const contentWrapper = modal.querySelector('.content-wrapper');
		const close = modal.querySelector('.close');

		close.addEventListener('click', () => modal.classList.remove('open'));
		modal.addEventListener('click', () => modal.classList.remove('open'));
		contentWrapper.addEventListener('click', (e) => e.stopPropagation());

		modal.classList.toggle('open');
	});
}