.vi_tu{
	margin-top:150px;
	margin-bottom:20px;
	}
	.video_tuto{
	font-family:open sans;
	padding-top:20px;
	}
	.video_tuto video{
	margin-bottom:25px;
	}
	.video_tuto h2{
	margin-bottom:30px;
	color:#0f3b4d;
	}
	.video_tuto p{
	font-size:16px;
	margin-top:32px;
	color:#4a4848;
	}
	.video_tuto{
	background-color:rgba(0, 0, 0, 0.02);
	}
	
	.manual{
	background-color:rgba(0, 0, 0, 0.02);
	font-family:open sans;
	}
	.manual video{
	margin-top:20px;
	}
	.manual p{
	font-size:16px;
	margin-top:30px;
	}
	.manual_head{
	margin-top:150px;
	margin-bottom:20px;
	font-family:open sans;
	}
	.prompting_manual{
	width:65%;
	margin:auto;
	background-color:rgba(232, 232, 232, 0.16);
	padding:10px;
	padding-bottom:80px;
	}
	.prompting_manual p{
	text-align:justify;
	font-size:16px;
	font-family:open sans;
	color:rgb(109, 108, 108);
	}
	.prompting_manual h3{
	font-family:open sans;
	color:#e0411b;
	}
	.prompting_manual .row{
	margin-top:50px;
	}
	.prompting_manual .prompting_manual_first{
	margin-top:70px;
	}
	@media(max-width:768px){
	.prompting_manual{
	width:90%;
	margin:auto;
	}
	.prompting_manual p{
	font-size:14px;
	}
	.prompting_manual h3{
	text-align:center;
	font-size:20px;
	}
	.prompting_manual img{
	margin:auto;
	}
	}
	@media(max-width:500px){
	.video{
	width:300px;
	margin:auto;
	}
	}