:root{
  --image-width: 7vw;
  --damier-width : calc(3 * var(--image-width));
}	

*{
	box-sizing: border-box;
}

body{
	margin: 0; 
	padding: 0; 
	line-height: 1.2;
	font-size: 12px;
}

img{
	width: 100%;
}

ul, figure{
	margin:0; 
	padding:0;
}

li{
	list-style: none;
}

.row{
	display:flex;
}

.damier{
	width: var(--damier-width);
	background: #000;
	min-height: 100vh;
}

.damier ul{
	display: flex;
	flex-wrap: wrap;
}

.damier ul.liste-damier > li{
	width: var(--image-width);;
	height: var(--image-width);;
	overflow: hidden;
	cursor: pointer;
	/*border: 0.01em solid #DFDFDF;*/
	border: 0.01em solid #3E3E3E;
} 

.damier ul.liste-damier > li:hover, .damier ul.liste-damier > li.active{
	border: 2px solid red;
}

.damier ul.liste-damier li figure img{
	 	width: var(--image-width);; 
	 	height: var(--image-width);;
	  -o-object-fit: cover;
	  object-fit: cover;
	  object-position: 0 0;
}

.damier ul.liste-damier > li.texte{
	font-size: 10px;
	padding: 5px;
	background: #000; 
	color: #FFF;
	position: relative;
}

.damier ul.liste-damier > li.pdf{
	background: #83FF7C; 
}

.damier ul.liste-damier > li.video{
	background: #B6C3FF; 
}

.damier ul.liste-damier > li.audio{
	background: #FFD9CC; 
}


.damier ul.liste-damier > li h1{
	font-size: 12px;
	padding: 5px;

}

.damier ul.liste-damier > li a{
	color: #FFF;

}

.preview{
	width: 79vw;
	// border: 3px solid #000;
	height: 100vh;
	position:fixed;
	left: var(--damier-width);
	padding: 15px 0;
	overflow: auto;
}

.preview.texte img{
	width: 95%;
	display: block;
	margin-top: 20px;
	margin-bottom: 20px;
}

.preview.image img{
	width: 100%;
	height: calc(100vh - 30px);
	-o-object-fit: contain;
  object-fit: contain;
}

.preview video{
	width: 100%;
	/*margin-top: 20px;*/
}


.preview object{
	width: 100%;
	height: 100vh;
}