/* css reset */

*, *::before, *::after {
  box-sizing: border-box;
}
* {
  margin: 0;
  border: 0;
}
img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

a {color: unset;}

/* global styles */
body {
	color: white;
	background: black;
	font-family: sans-serif;
	overflow-y: scroll;
	min-height: 10000px;
}

/* element styles */

.container {
	margin: 0 auto;
	max-width: 1080px;
}

#top-nav,
#gallery {
  margin: 0 auto 2rem auto;
  width: calc(100% - 80px);
  position: relative;
  text-align: center;
}

#top-nav {z-index: 1;}
#gallery {z-index: 0;}

#top-nav .nav.socials,
#top-nav .nav.supports {
	position: absolute;
	background: #444;
	width: 30%;
	top: 40px;
	display: none;
}

#top-nav .nav.supports,
#top-nav .nav.socials {
	min-width: 15em;
}

.nav {
  width: 16em;
  padding: 1em;
}

.nav a {
	display: block;
	position: relative;
	align-items: center;
	margin: 0 0 1em 0;
	color: white;
	text-decoration: none;
	font-size: 0.9em;
	font-weight: bold;
	width: 16em;
}

.nav.socials a span {
	display: inline-block;
  position: absolute;
	text-align: left;
  left: 4em;
  vertical-align: middle;
}

.nav .support::before,
.nav .support::after,
.nav .social::before {
  background-position: 50% 50%;
  background-repeat: no-repeat;
  background-size: 100%;
}

.nav .social::before {
	content: "";
  display: inline-block;
  width: 30px;
  height: 30px;
  filter: invert(94%) sepia(88%) saturate(4055%) hue-rotate(276deg) brightness(102%) contrast(104%);
  position: relative;
  top: 0.5em;
  left: -6em;
}

.nav .support {
	position: relative;
	height: 140px;
	margin: 0 3em 2em 3em;
}

.nav .support::after {
	content: "";
  position: absolute;
  left: 55px;
  top: 55px;
  width: 30px;
  height: 30px;

  filter: contrast(1);
  background: #FAE;
  border-radius: 20px;
}
.nav .support::before {
	content: "";
  display: block;
  width: 140px;
  height: 140px;
  position: absolute;
  image-rendering: pixelated;

  border: 6px solid white;
}

#top-nav {
	border-bottom: 3px solid #333;
}

#top-nav > span,
#top-nav > a {
	height: 40px;
	width: 30%;
	display: flex;

	font-size: 1.2em;
	font-weight: bold;
	text-decoration: none;

	display: inline-block;
	text-align: center;
	padding: 0.5rem 0;
	margin: 0 3px;

	cursor: pointer;
}

#top-nav > span:hover,
#top-nav > a.active {
	background: #333;
}

#top-nav > span:hover,
#top-nav > a:hover {
	background: #444;
}

.thumbnail {
	display: inline-block;
	position: absolute;
	background-color: #888;
	background-repeat: no-repeat;
	margin: 8px;
	width: 150px;
	height: 150px;
}

.thumbnail.active {
	outline: 1px solid #888;
}

.footer {
	background: black;
	font-size: 0.8em;
	position: fixed;
	bottom: 0px;
	right: calc(50vw - 12em);
	width: 24em;
	padding: 8px;
	opacity: 0.4;

	color: white;
	text-align: center;
	transition: opacity 500ms;
}

.footer:hover {
    opacity: 1.0;
}

@media screen and (min-width: 1009px) {
	#top-nav > .socials:hover .nav.socials,
	#top-nav > .support:hover .nav.supports {
		display: block;
	}
}

@media screen and (max-width: 1010px) {
	#gallery {
		width: 100%;
		margin: 0 auto;
	}
	#top-nav {
		width: calc(min(100%, 830px));
	  margin: 0 auto 2rem auto;
	}
	.nav.hide {
		top: -8em;
	}
	#top-nav > .socials.active .nav.socials,
	#top-nav > .support.active .nav.supports {
		display: block;
	}
	#top-nav .nav.supports {
		right: 8px;
	}
	#top-nav > span.active,
		background: #333;
	}
}

@media screen and (max-width: 500px) {
	#top-nav .nav.socials {
		right: calc(50vw - 8em);
	}
}