.container-media {
	margin: 0 15px;
}
.media {
	display: block;
	margin: 10px auto;
}
.container-transform_card {
	background-color: #3cf;
	position: relative;
	width: 15vw;
	height: 25vh;
	margin: 0 auto;
	border-radius: 10px;
	transition: transform 500ms;
	transform-style: preserve-3d;
}
.container-transform_card:hover {
	transform: rotateY(180deg);
}
.container-transform_card>a {
	
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	padding: 10vh 0;
	border-radius: inherit;
	text-align: center;
	text-decoration: none;
	color: black;
	backface-visibility: hidden;
}
.container-transform_card_back {
	transform: rotateY(180deg);
	background-color: orange;

}
.header {
	position: relative;
}
.header_nav {
	position: fixed;
	left: 0;top: 0;
	width: 30%;
	transition: 1s;
	transform: translateX(-95%);
}
.header_nav_box a {
	text-decoration: none;
	display: inline-block;
	width: 100%;
	color: white;
	padding: 10px 0;
	transition: 0.5s;
}
.header_nav_box {
	background-color: #968f7e;
	padding-left: 30px;
}
.header_nav_box>li {
	list-style-image: url(../media/images/list.png);
}
.header_nav_link {
	position: absolute;
	top:0; right: 0;
	writing-mode: vertical-lr;
	text-decoration: none;
	color: white;
	margin: 19% 0;
	opacity: 1;
	transition: 0.8s
}
.header_nav:hover {
	transform: translateX(0%);
}
.header_nav:hover .header_nav_link {
	opacity: 0;
}
.header_nav_box a:hover {
	color: orange;
	transform: translateX(20px);
}






