.nav-menu {
	display: block;
	height: 100%;
	border-right: 1px solid rgba(0,0,0,0.1);
}

.nav-menu .nav-menu-item {
	list-style: none;
	display: block;
}

.nav-menu .nav-menu-link {
	display: block;
	color: #424242;
	width: 100%;
	padding: 20px;
	transition: all 450ms cubic-bezier(0.23, 1, 0.32, 1) 0ms;
	position: relative;
	min-width: 64px;
	min-height: 64px;
}

.nav-menu .nav-menu-link .link-icon {
	position: absolute;
	top: 0;
	right: 0;
	line-height: 64px;
	height: 64px;
	min-width: 64px;
	text-align: center;
}

.nav-menu .nav-menu-item > .nav-sub-menu {
	position: relative;
}

.nav-menu .nav-menu-item > .nav-sub-menu:after {
	display: block;
	content: "";
	position: absolute;
	right: 0;
	top: 0;
	width: 4px;
	height: 100%;
	background-color: rgba(0,0,0,0.08);
}

.nav-menu .nav-menu-link:after {
	display: block;
	content: "";
	position: absolute;
	right: 0;
	top: 0;
	width: 0;
	height: 100%;
	background-color: rgba(0,0,0,0.12);
	transition: all 450ms cubic-bezier(0.23, 1, 0.32, 1) 0ms;
}

.nav-menu .nav-menu-link:hover:after,
.nav-menu .nav-menu-link:active:after,
.nav-menu .nav-menu-link.active:after,
.nav-menu .nav-menu-item.active > .nav-menu-link:after{
	width: 4px;
}

.nav-menu .nav-menu-link:active,
.nav-menu .nav-menu-link.active,
.nav-menu .nav-menu-item.active > .nav-menu-link {
	font-weight: bold;
}

.nav-menu .nav-sub-menu .nav-menu-link:active,
.nav-menu .nav-sub-menu .nav-menu-link.active,
.nav-menu .nav-sub-menu > .nav-menu-item.active > .nav-menu-link {
	font-weight: bold;
}

.nav-menu .nav-sub-menu {
	display: none;
}

.nav-menu .nav-menu-item.active > .nav-sub-menu {
	display: block;
}

.nav-menu .nav-sub-menu > .nav-menu-item > .nav-menu-link {
	padding-left: 36px;
}