/*
 * Made by Erik Terwan
 * 24th of November 2015
 * MIT License
 *
 *
 * If you are thinking of using this in
 * production code, beware of the browser
 * prefixes.
 */

nav{
	position: fixed;
	visibility: visible;
	top: 0px;
	left: 0px;
	z-index: 10;
}

nav span {
	margin-left: 0px;
	margin-right: 0px;
	margin-top: 0px;
}

.nav-hr{
	margin-right: 60%;
	-webkit-margin-before: 0em;
	-webkit-margin-after: 0em;
}

.menu a{
	transition: color 0.3s ease;
}

#menuToggle
{
	display: block;
	position: relative;
	width: 33px;
	top: 1em;
	left: 1em;

	z-index: 1;

	-webkit-user-select: none;
	user-select: none;
}

#menuToggle input
{
	display: block;
	width: 40px;
	height: 32px;
	position: absolute;
	top: -7px;
	left: -5px;

	cursor: pointer;

	opacity: 0; /* hide this */
	z-index: 2; /* and place it over the hamburger */

	-webkit-touch-callout: none;
}

/*
 * Just a quick hamburger
 */
#menuToggle span
{
	display: block;
	width: 33px;
	height: 4px;
	margin-bottom: 5px;
	position: relative;
	background: #fff;
	border-radius: 3px;
	padding: 0px;
	z-index: 1;
	transform-origin: 4px 0px;
	transition: transform 0.5s cubic-bezier(0.77,0.2,0.05,1.0),
			  background 0.5s cubic-bezier(0.77,0.2,0.05,1.0),
			  opacity 0.55s ease;
}

#menuToggle span:first-child
{
	transform-origin: 0% 0%;
}

#menuToggle span:nth-last-child(2)
{
	transform-origin: 0% 100%;
}

/*
 * Transform all the slices of hamburger
 * into a crossmark.
 */
#menuToggle input:checked ~ span
{
	opacity: 1;
	transform: rotate(45deg) translate(-2px, -1px);
	background: #fff;
}

/*
 * But let's hide the middle one.
 */
#menuToggle input:checked ~ span:nth-last-child(3)
{
	opacity: 0;
	transform: rotate(0deg) scale(0.2, 0.2);
}

/*
 * Ohyeah and the last one should go the other direction
 */
#menuToggle input:checked ~ span:nth-last-child(2)
{
	transform: rotate(-45deg) translate(0, -1px);
}

/*
 * Make this absolute positioned
 * at the top left of the screen
 */
#menu
{
	position: fixed;
	width: 200px;
	margin: -100px 0 0 -50px;
	padding-left: 3.5em;
	padding-top: 95px;
	height: 100%;
	list-style-type: none;
	-webkit-font-smoothing: antialiased;
	/* to stop flickering of text in safari */
	box-shadow: 2px 0 20px 0px #000000ad;
	transform-origin: 0% 0%;
	transform: translate(-100%, 0);
	transition: transform 0.5s cubic-bezier(0.77,0.2,0.05,1.0);
}

#menu li
{
	font-size: 22px;
	color: white;
	height: 5.2%;
}

/*
 * And let's slide it in from the left
 */
#menuToggle input:checked ~ ul
{
	transform: none;
}

.header-menu{
	visibility: hidden;
}

@media (min-width: 1240px) {
	nav {
		visibility: hidden;
   	}

	.header-menu{
		visibility: visible;
	}
}