html {
	box-sizing: border-box;
}

*, *:before, *:after {
	box-sizing: inherit;
}

body {
	margin: 0;
}

.preview {
	width: 100%;
}

.row {
	display: flex;
	flex-direction: row;
	justify-content: space-between;
}

.row > .col {
	padding: 0 8px;
}

.col {
	float: left;
	width: 25%;
}

.modal {
	display: none;
	position: fixed;
	z-index: 1;
	padding: 62px 62px 62px 62px;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	overflow: auto;
	background-color: black;
}

.modal-content {
	position: center;
	display: flex;
	flex-direction: column;
	justify-content: center;
	margin: auto;
	padding: 0px 40px 40px 40px;
	width: 50%;
	max-width: 1200px;
	background-color: white;
	border-radius: 40px;
}

.slide {
	display: none;
}

.image-slide {
	width: 100%;
}

.modal-preview {
	width: 100%;
}

.dots {
	display: flex;
	flex-direction: row;
	justify-content: space-between;
}

img.preview, img.modal-preview {
	opacity: 0.6;
}

img.active,
.preview:hover,
.modal-preview:hover {
	opacity: 1;
}

img.hover-shadow {
	transition: 0.3s;
}

.hover-shadow:hover {
	box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
} 

.close {
	color: white;
	position: absolute;
	bottom: 10px;
	right: 25px;
	font-size: 35px;
	font-weight: bold;
}

.close:hover,
.close:focus {
	color: red;
	text-decoration: none;
	cursor: pointer;
}

.previous,
.next {
	cursor: pointer;
	position: absolute;
	top: 50%;
	width: auto;
	padding: 16px;
	margin-top: -50px;
	color: white;
	font-weight: bold;
	font-size: 20px;
	transition: 0.6s ease;
	border-radius: 0 3px 3px 0;
	user-select: none;
	-webkit-user-select: none;
}

.next {
	right: 0;
	border-radius: 3px 0 0 3px;
}

.previous:hover,
.next:hover {
	background-color: rgba(0, 0, 0, 0.8);
}