@import url(https://fonts.googleapis.com/css?family=Raleway:300,700);
body {
   	background-image: url("http://dagpravda.ru/wp-content/uploads/2018/01/1920x1080_px_Flares_Glowing_planet_Space_Art_stars-672662.jpg");
   	background-size: 130%;
	height: 100%;
	color: #fff;
	font-family: 'Raleway', Helvetica, Arial, sans-serif;
	font-size: 20px;
	font-weight: 300;
	line-height: 140%;
	margin: 0;
	min-height: 100vh;
	padding: 0;
	width: 100%;
}
.page_title,
.what_to_do {
	font-weight: 300;
	line-height: 120%;
	text-align: center;
	text-shadow: 0 1px 5px rgba(0,0,0,.8);
	text-transform: uppercase;
}

/* PEN STYLES ========== */
a,
.side_menu {
	-webkit-transition: all 300ms ease-in-out;
	transition: all 300ms ease-in-out;
}
.sub-menu 
{ 
   display: none; 
} 
.main-item:focus ~ .sub-menu, 
.main-item:active ~ .sub-menu, 
.sub-menu:hover 
{ 
   display: block; 
}

/* MENU CONTAINER ----- */
	.side_menu {
		background: rgba(0,10,30,.9);
		height: 120vh;
		left: -250px;
		position: absolute;
		top: 0;
		width: 250px;
	}
	.side_menu .container {
		padding: 0 1em;
	}

/* HAMBURGER STYLES ----- */
	.burger_box {
		display: block;
		float: right;
		margin-right: -45px;
	}
	.burger_box a.menu-icon {
		display: inline-block;
		float: none;
		height: 25px;
		padding: 10px;
		opacity: .5;
		width: 25px;
		z-index: 100;
	}
	.burger_box a.menu-icon:hover,
	.burger_box a.menu-icon.opened {
		opacity: 1;
	}
	.burger_box a.menu-icon.opened {
		background: rgba(0,10,30,.9);
	}
	.burger_box .menu-icon_box {
		display: inline-block;
		height: 25px;
		position: relative;
		text-align: left;
		width: 25px;
	}
	.burger_box .menu-icon_line {
		background: #fff;
		border-radius: 2px;
		display: inline-block;
		height: 3px;
		position: absolute;
		width: 100%;
	}
	.burger_box .menu-icon_line--1 {
		top: 0px;
	}
	.burger_box .menu-icon_line--2 {
		top: 8px;
	}
	.burger_box .menu-icon_line--3 {
		top: 16px;
	}
	.burger_box .menu-icon_line--1 {
		transition: top 200ms 250ms, transform 200ms;
		-webkit-transition: top 200ms 250ms, -webkit-transform 200ms;
	}
	.burger_box .menu-icon_line--2 {
		transition: opacity 0ms 300ms;
		-webkit-transition: opacity 0ms 300ms;
	}
	.burger_box .menu-icon_line--3 {
		transition: top 100ms 300ms, transform 200ms;
		-webkit-transition: top 100ms 300ms, -webkit-transform 200ms;
	}
	.burger_box .menu-icon.opened .menu-icon_box {
		transform: scale3d(0.9, 0.9, 0.9);
		-webkit-transform: scale3d(0.9, 0.9, 0.9);
	}
	.burger_box .menu-icon.opened .menu-icon_line {
		top: 10px;
	}
	.burger_box .menu-icon.opened .menu-icon_line--1 {
		transform: rotate3d(0, 0, 1, 45deg);
		-webkit-transform: rotate3d(0, 0, 1, 45deg);
		transition: top 100ms, transform 200ms 250ms;
		-webkit-transition: top 100ms, -webkit-transform 200ms 250ms;
	}
	.burger_box .menu-icon.opened .menu-icon_line--2 {
		opacity: 0;
		transition: opacity 200ms;
		-webkit-transition: opacity 200ms;
	}
	.burger_box .menu-icon.opened .menu-icon_line--3 {
		transform: rotate3d(0, 0, 1, -45deg);
		-webkit-transform: rotate3d(0, 0, 1, -45deg);
		transition: top 200ms, transform 200ms 250ms;
		-webkit-transition: top 200ms, -webkit-transform 200ms 250ms;
	}

/* STAGGER LIST ----- */
	.list_load {
		display: none;
		list-style: none;
		padding: 0;
	}
	.list_item {
		margin-left: -20px;
		opacity: 0;
		-webkit-transition: all 200ms ease-in-out;
		transition: all 200ms ease-in-out;
	}
	.list_item a {
		color: #fff;
		display: block;
		padding: 5px 10px;
		text-decoration: none;
	}
	.list_item:hover {
		background: rgba(255,255,255,.2);
	}
	.title {
		color: #fff;
		display: block;
		padding: 5px 10px;
		text-decoration: none;
	}
	.title_tests {
		color: #fff;
		display: block;
		padding: 5px 10px;
		text-decoration: none;
	}