.page-wrap {
	float: left;
	width: 100%;
	transition: width 0.3s ease;
	height: 100vh;
	background-color: #333;
}

.site-nav {
	position: fixed;
	top: 0;
	width: 0;
	right: 0;
	height: 100%;
	background: #000;
	overflow-y: auto;
	transition: width 0.3s ease;
	white-space: nowrap;
}

.site-nav a {
	display: block;
	border-bottom: 1px solid #666;
	color: white;
	padding: 34px;
}

.site-nav:after {
	content: "";
	position: absolute;
	top: 0;
	right: 0;
	height: 100%;
	width: 4px;
	background: linear-gradient(to right, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.4));
}

.close-menu {
	display: none;
}

#site-nav:target {
	width: 35%;
}

#site-nav:target + .page-wrap {
	width: 65%;
}

#site-nav:target + .page-wrap .close-menu {
	display: block;
}

#site-nav:target + .page-wrap .main-header {
	width: 65%;
	right: 35%;
}