.certificate-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1rem;
}

.certificate-photo {
	width: 100%;
	padding: 0.5rem;
}

.call-to-action {
	margin-bottom: 3rem;
	text-align: center;
}

.lightbox-wrapper {
	position: relative;
	width: 100%;
	box-shadow: var(--shadow);
	border-radius: var(--border);
}

.lightbox-filter {
	position: absolute;
	width: 100%;
	height: 100%;
	border-radius: var(--border);

	background-color: rgba(15, 23, 40, 0);
	opacity: 0;
	transition: background-color 0.3s, opacity 0.3s;

	font-size: 1.125rem;
	color: white;
	display: flex;
	justify-content: center;
	align-items: center;
}

.lightbox-filter:hover {
	background-color: rgba(15, 23, 40, 0.75);
	opacity: 1;
	cursor: pointer;
}

.overlay {
	position: fixed;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.75);
	padding: 2rem;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	display: none;
}

.overlay__photo {
	width: 100%;
	max-width: 50rem;
}

.header-and-back {
	position: relative;
}

.back-button {
	position: absolute;
}

.overlay__caption {
	text-align: center;
	color: white;
	margin-top: 0.5rem;
}

.show {
	display: flex;
}

@media (max-width: 810px) {
	.certificate-grid {
		grid-template-columns: 1fr;
	}

	.back-button {
		position: static;
		margin-bottom: 1rem;
	}
}