* {
	margin: 0;
	padding: 0;
}

body {
	font-family: 'Nunito', sans-serif;
	font-weight: 400;
	color: #000;
	background-color: #ECEFF1;
	font-size: 22px;
	display: flex;
	min-height: 100vh;
	flex-direction: column;
}

header {
	clear: both;
	overflow: auto;
	color: #fff;
	font-weight: 600;
	background-color: #263238;
	flex: none;
}

header a {
	display: inline-block;
	vertical-align: middle;
	color: white;
	text-align: center;
	padding: 20px;
	text-decoration: none;
}

header a:hover:not(.active) {
	background-color: #111;
}

.header_logo {
	color: #B9F6CA;
}

@media only screen and (max-width: 600px) {
	header a {
		display: block;
		padding: 7px;
		text-align: right;
	}
	.header_logo {
		color: #B9F6CA;
		margin-right: 0px;
		text-align: left;
	}
}

section {
	max-width: 800px;
	line-height: 1.4;
	margin-left: auto;
	margin-right: auto;
	padding: 50px 100px;
	flex: 1 0 auto;
}

@media screen and (max-width: 600px) {
	section {
		padding: 20px 20px;
	}
}

.logo {
	max-width: 100%;
	height: auto;
	display: block;
	margin: 10px auto 20px;
}

.title {
	font-weight: 600;
	font-size: 3em;
	line-height: 1;
	margin-bottom: 1em;
	text-align: center;
}

.download {
	Display: inline-block;
	margin: 10px;
}

a {
	color: #1976D2;
	font-weight: 600;
}

p {
	margin-bottom: 1em;
}

ul {
	margin-left: 2em;
}

h1 {
	margin-top: .5em;
	margin-bottom: 0.5em;
	line-height: 1.1em;
	font-weight: 600;
	font-size: 3em;
}

h2 {
	margin-bottom: .5em;
	margin-top: .5em;
	line-height: 1;
	line-height: 1.1em;
	font-weight: 600;
	font-size: 2em;
}

@media screen and (max-width: 600px) {
	body {
		font-size: 5vw;
	}
	.title {
		font-size: 9vw;
	}
	h1 {
		font-size: 9vw;
	}
	h2 {
		font-size: 7vw;
	}
}

footer {
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	color: #fff;
	background-color: #263238;
	padding: 30px 0;
	font-weight: 600;
	flex: none;
}

footer a {
	display: inline-block;
	vertical-align: middle;
	color: white;
	text-align: center;
	padding: 0 5px;
	text-decoration: none;
}

.screenshot {
	max-height: 600px;
	max-height: 80vh;
	max-width: 70%;
	margin: auto;
	margin-bottom: 2em;
	display: block;
	box-shadow: 0 4px 20px 0 rgba(0, 0, 0, 0.8);
	border-radius: 15px;
}

.gallery {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
	grid-row-gap: 20px;
	grid-column-gap: 50px;
}

strong {
	font-weight: 600;
}

/**/

.overlay {
	height: 0%;
	width: 100%;
	position: fixed;
	z-index: 1;
	top: 0;
	left: 0;
	background-color: rgb(0, 0, 0);
	background-color: rgba(0, 0, 0, 0.9);
	overflow-y: hidden;
	transition: 0.5s;
}

.overlay-content {
	position: absolute;
	bottom: 0;
	width: 50%;
	left: 25%;
	text-align: center;
	display: block;
	background-color: #000;
}

.overlay a {
	padding: 1em;
	text-decoration: none;
	color: #fff;
	display: block;
	transition: 0.3s;
}

.overlay a:hover, .overlay a:focus {
	background-color: #212121;
}

.overlay .closebtn {
	font-size: 5em;
	line-height: 0em;
	padding: 0.5em 0.25em;
	text-align: right;
}

.overlay img {
	width: 100px;
}

.embed-container {
	position: relative;
	padding-bottom: 56.25%;
	height: 0;
	overflow: hidden;
        width: 100%;
}

.embed-container iframe, .embed-container object, .embed-container embed {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}