.mouse-scroll {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 10px;
  margin-top:-300px
}

.mouse {
	width: 48px;
	height: 80px;
	border: 4px solid #fff;
	border-radius: 24px;
	display: flex;
	justify-content: center;
	align-items: start;
}

.arrow {
	width: 10px;
	height: 10px;
	border-right: 2px solid #fff;
	border-bottom: 2px solid #fff;
	transform: rotate(225deg);
}

.wheel {
	width: 8px;
	height: 16px;
	background-color: #fff;
	border-radius: 4px;
	animation: scroll 1s infinite;
	margin-top: 8px;
}

/* Scroll animation */
@keyframes scroll {
	0% {
		transform: translateY(0);
	}

	50% {
		transform: translateY(8px);
	}

	100% {
		transform: translateY(0);
	}
}

.popup {
	display: none;
	position: fixed;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	background-color: #fff;
	padding: 30px;
	margin: 30px;
	border-radius: 8px;
	box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
	z-index: 1000;
	max-width: 500px;
	text-align: center;
	font-family: Arial, sans-serif;
}
.h2 {
	font-family:'Courier New', Courier, monospace;
	font-size: 20px;
	font-weight: 100;
}
/* Overlay */
.overlay {
	display: none;
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.5);
	z-index: 999;
}

/* Close button */
.close-btn {
	background-color: #007BFF;
	color: white;
	padding: 12px 24px;
	border: none;
	border-radius: 5px;
	cursor: pointer;
	margin-top: 20px;
}

.close-btn:hover {
	background-color: #0056b3;
}
.menu-icon {
	position: absolute;
	overflow: hidden;
    font-size: 30px;
    cursor: pointer;
    padding: 10px;
    position: fixed;
    top: 10px;
    left: 10px;
    z-index: 1001;
    background-color: #333;
    color: white;
    border-radius: 5px;
}
.h1  {
	position: absolute;
	font-family:Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;
	font-size: 40px;
	top:50px;
	height:80px;
	width: 600px;
	left:20%;
	border: none;
	color: rgb(36, 4, 115);
}
.menu {
	font-size: 20px;
	left:50px;
	top:20px;
	color: #aaa;
	font-family: 'Courier New', Courier, monospace;
	word-spacing: 20px;
}
nav {top:0px;
	font-family: 'Courier New', Courier, monospace;
	position: fixed;
	height: 18.4vh;
	text-align:center;
	left: 0px;
	width: 3.5rem;
	background: #2d2c2c;
	overflow: hidden;
	transition: width 0.3s ease;
  }
  nav:hover, nav.pinned {
	width:10rem;
  }
  nav #logo {
	background: #ff6600;
	height: 1rem;
	line-height: 4rem;
	padding-left: 0rem;
  }
  nav a {
	left: 0px;
	color: #EEE;
	text-decoration: none;
	display: table;
	width: 10rem;
  }
  nav a.active .fa {
	left: 0px;
	border-left: 0px solid #f60;
	border-right: 3px solid transparent;
  }
  nav a:hover {
	background: #444;
	color: #BEE0ff;
  }
  nav a .fa {
	width: 4rem;
	left: 0px;
	font-size: 2rem;
	padding: 10px 0;
	text-align: center;
  }
  nav a.label {
	display: table-cell;
  }
	

	.show-menu {
		font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
		text-decoration: none;
		color: #fff;
		background: #19c589;
		text-align: center;
		padding: 10px 0;
		display: none;
	}
	
	/*Hide checkbox*/
	input[type=checkbox]{
		display: none;
	}
	
	input[type=checkbox]:checked ~ #menu{
		display: block;
	}
	
	
	/*Responsive Styles*/
	
	@media screen and (max-width : 760px){
		/*Make dropdown links appear inline*/
		ul {
			position: static;
			display: none;
		}
		/*Create vertical spacing*/
		li {
			margin-bottom: 1px;
		}
		/*Make all menu links full width*/
		ul li, li a {
			width: 100%;
		}
		/*Display 'show menu' link*/
		.show-menu {
			display:block;
		}
	}
	

.i {
    height:70px;
    width:50px;
    position: absolute;
    top:10px;
    border: 0px;
}
.backgroundimg {
	position: absolute;
	overflow: visible;
	border: none;
	background-color:white;
	color:white;
	height:300px;
	top:550px;
	right:500px;
	width: 300px;
}
.backgroundimg1{
	position: absolute;
	overflow: visible;
	border: none;
	background-color:white;
	color:white;
	height:300px;
	top:550px;
	right:270px;
	width: 550px;
}
.backgroundimg2{
	position: absolute;
	overflow: visible;
	border: none;
	background-color:white;
	color:white;
	height:700px;
	top:230px;
	right:-50px;
	width: 350px;
}
.backgroundimg3{
	position: absolute;
	overflow: visible;
	border: none;
	background-color:white;
	color:white;
	height:600px;
	left:-20px;
	top:300px;
	right:500px;
	width:800px;
}
.backgroundimg4{
	position: absolute;
	overflow: visible;
	border: none;
	background-color:white;
	color:white;
	height:250px;
	left:-10px;
	top:120px;
	right:500px;
	width:170px;
}
.backgroundimg5{
	position: absolute;
	overflow: visible;
	border: none;
	background-color:white;
	color:white;
	height:400px;
	top:-170px;
	right:0px;
	width: 700px;
}
.backgroundimg6{
	position: absolute;
	overflow: visible;
	border: none;
	background-color:white;
	color:white;
	height:300px;
	top:-130px;
	left:160px;
	width: 200px;
}
body,
.container {position: absolute;
	top:150px;
	transform: translate3d(0, 0, 0); 
	will-change: transform;
  display: flex;
  top:100px;
	flex-direction: column;
	justify-content: center; /* Correct syntax for URL * /* Optional: makes sure the image covers the entire area */
    background-position: center; /* Optional: centers the image */
    height: 500px; /* Set the desired height */
    width: 100%;
}
.frame1 {
    position: absolute;
    top: 150px; 
	width:300px;    /* Extend upwards */
    bottom: -50px;  /* Extend downwards */
    left: -50px;    /* Extend to the left */
    right: -50px;   /* Extend to the right */
    background: transparent; /* Overlay should be transparent */
    cursor: pointer; /* Change cursor on hover */
}

body {
	margin: 0;
	height: 100vh;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	background: rgb(255, 255, 255);
		overflow: hidden;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
top:30px;
	--width: 1400px;
	--height: 500px;
	--variable-length: 31500px;
	--length: 21900px;
	--half-length: calc(var(--length) / 2);
}
/* Controls */
.controls {
	margin-bottom: 20px;
	color: white;
	font-family: "Bebas Neue", sans-serif;
	font-size: 1.5rem;
	display: flex;
	flex-direction: column;
	align-items: center;
	position: absolute;
	z-index: 999;
	top: 90px;
}

.range-slider {
	width: 300px;
}

.container {position: absolute;
	top: -30px;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	height: 100%;
	transform: scale(1);
	transform-origin: center;
}

.cube {
	perspective: 800px;
	perspective-origin: 50% 50%;
	position: relative;
	width: var(--width);
	height: var(--height);
	transform-style: preserve-3d;
	transition: transform 0.3s ease-out;
	backface-visibility: hidden;
	-webkit-backface-visibility: hidden;
	will-change: transform;
  transform: translateZ(25000px)
}

.face {
	position: absolute;
	width: var(--width);
	height: var(--height);
	background: rgb(148, 36, 36);
	border: none;
	display: flex;
	cursor: pointer;
	align-items: center;
	font-family: "Bebas Neue", sans-serif;
	color: rgb(105, 30, 30);
	will-change: transform;
}

.front {
	transform: translateZ(calc(var(--length) - var(--variable-length)));
	background-size: 500px;
	background-blend-mode: difference;
}

.front.main {
	transform: translateZ(calc(var(--length) - var(--variable-length)));
	background-size: 500px;
	background-color: transparent;
	opacity: 1; 
	transition: opacity 5s ease-in-out; 
	display: flex;
	align-items: center;
	justify-content: center;
}

.front.main.hidden {
	opacity: 0.6; 
}

.back {
    transform: translateZ(calc(-1 * var(--variable-length))) rotateY(180deg) scale(-1, 1);
    background-image: url('francesco-zivoli--qM5L01LIMU-unsplash.jpg');
    background-size: cover;
    background-position: center; 
    height: 600px;
    width: 1400px;
    display: flex;
    justify-content: center;
    align-items: center; 
}


.left {
	transform: translateZ(calc(var(--half-length) - var(--variable-length)))
		translateX(calc(-1 * var(--half-length))) rotateY(-90deg) scale(-1, 1);
	background: rgb(88, 34, 34);
	width: var(--length);
	background-image: url('pexels-834934396-20818840.jpg');

}

.right {
	
	transform-style: preserve-3d; 
	image-rendering: crisp-edges; 
	transform: translateZ(calc(var(--half-length) - var(--variable-length)))
		translateX(calc(-1 * (var(--half-length) - var(--width)))) rotateY(90deg)
		scale(-1, 1);
	background: rgba(255, 255, 0, 1);
	width: var(--length);
	background-image: url('pexels-834934396-20818840.jpg');
	background-image: repeat;
	cursor: pointer;


}

.top {
	transform: translateZ(calc(var(--half-length) - var(--variable-length)))
		translateY(calc(-1 * var(--half-length))) rotateX(90deg) scale(1, -1);
		background-image: url('wilhelm-gunkel-VPkvgjSgJnc-unsplash.jpg');
	height: var(--length);

}

.bottom {
	transform: translateZ(calc(var(--half-length) - var(--variable-length)))
		translateY(calc(-1 * (var(--half-length) - var(--height)))) rotateX(-90deg)
		scale(1, -1);
	height: var(--length);
	image-rendering: auto;
	will-change: transform;
  background: url("pexels-yamako-terapie-dzwiekiem-68268677-9648468.jpg");
  background-size: 600px
}



p {
	font-size: 7em;
	transform: translateZ(0);
	text-rendering: optimizeLegibility;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	position: absolute;
}

.left p {
	line-height: 1;
	color: white;
}

.title {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	font-size: 2em;
	color: white;
	background: none;
	margin-top: 10%;
}

.title p {
	font-size: 3em;
	text-align: center;
	line-height: 0.7;
}

.face img {
	image-rendering: auto; 
	transform: translateZ(0); 
	will-change: transform; 
	backface-visibility: visible; 
	-webkit-backface-visibility: visible; 
}

img.left-align {
	object-position: left;
}
img.right-align {
	object-position: right;
}
img.top-align {
	object-position: top;
}
img.bottom-align {
	object-position: bottom;
}

.cube,
.face,
.frame,
p {
	transform-style: preserve-3d; 
	will-change: transform; 
}

.archean {
	transform: translateZ(calc((var(--length) * 0.987) - var(--variable-length)));
}
.cambrian {
	transform: translateZ(
		calc((var(--length) * 0.83076) - var(--variable-length))
	);
}
.ordovician {
	transform: translateZ(
		calc((var(--length) * 0.74677) - var(--variable-length))
	);
	cursor: pointer;
}
.silurian {
	transform: translateZ(
		calc((var(--length) * 0.68277) - var(--variable-length))
	);
}
.devonian {
	transform: translateZ(
		calc((var(--length) * 0.64492) - var(--variable-length))
	);
}
.carboniferous {
	transform: translateZ(
		calc((var(--length) * 0.55215) - var(--variable-length))
	);
}
.permian {
	transform: translateZ(
		calc((var(--length) * 0.45985) - var(--variable-length))
	);
}
.triassic {
	transform: translateZ(
		calc((var(--length) * 0.38679) - var(--variable-length))
	);
}
.jurassic {
	transform: translateZ(
		calc((var(--length) * 0.30969) - var(--variable-length))
	);
}
.cretaceous {
	transform: translateZ(
		calc((var(--length) * 0.22308) - var(--variable-length))
	);
}
.paleogene {
	transform: translateZ(
		calc((var(--length) * 0.10154) - var(--variable-length))
	);
}
.neogene {
	transform: translateZ(
		calc((var(--length) * 0.035384) - var(--variable-length))
	);
}
.quaternary {
	transform: translateZ(
		calc((var(--length) * 0.003981) - var(--variable-length))
	);
}

.frame {
	position: absolute;
	padding: 0;
	margin: 0;
	border: solid 10px #191919;
	width: 200px;
	height: 150px;
	margin: 40px auto;
	box-shadow: 0px 10px 10px #000;
}

.border {
	width: 200px;
	height: 150px;
	position: relative;
	padding: 0;
	margin: 0;
	border: solid 25px #f5f5f5;
}

.frame1 {
	position: absolute;
	padding: 0;
	margin: 0;
	border: solid 10px #191919;
	width: 130px;
	height: 100px;
	margin: 40px auto;
	box-shadow: 0px 10px 10px #000;
}

.border1 {
	width: 130px;
	height: 100px;
	position: relative;
	padding: 0;
	margin: 0;
	border: solid 25px #f5f5f5;
}
.sketch1 {
	width: 70px;
	height: 80px;
}

.frame2 {
	position: absolute;
	padding: 0;
	margin: 0;
	right:50px;
	border: solid 10px #191919;
	width: 270px;
	height: 170px;
	margin: 40px auto;
	box-shadow: 0px 10px 10px #000;
}

.border2 {
	width: 270px;
	height: 170px;
	right:50px;
	position: relative;
	padding: 0;
	margin: 0;
	border: solid 25px #f5f5f5;
}

.border4 {
	width: 270px;
	height: 170px;
	left:50px;
	top:220px;
	position: absolute;
	padding: 0;
	margin: 0;
	border: solid 25px #f5f5f5;
}
img {
	display: block;
	padding: 0;
	margin: 0;
	width: 100%;
	height: 100%;
	border-top: solid 2px #aaa;
	border-left: solid 2px #aaa;
	border-bottom: solid 2px #ccc;
	border-right: solid 2px #ccc;
	object-fit: cover;
	background: #ccc;
}

.sk1 {
	left: 7%;
	cursor: pointer;
}
.sk2{
	left: 12%;
	cursor: pointer;
}
.sk3 {
	left: 17%;
	cursor: pointer;
}
.sk4 {
	left: 22%;
	cursor: pointer;
}

.sk5 {
	left: 27%;
	cursor: pointer;
}
.sk6 {
	left: 32%;
	cursor: pointer;
}

.sk7{
	left: 37%;
	cursor: pointer;
}

.sk8 {
	left: 42%;
	cursor: pointer;
}

.sk9 {
	left: 47%;
	cursor: pointer;
}
.sk10 {
	left: 52%;
	cursor: pointer;
}

.sk11 {
	left: 57%;
	cursor: pointer;
}
.sk12 {
	left: 62%;
	cursor: pointer;
}
.sk13 {
	left: 67%;
	cursor: pointer;
}

.sk14 {
	left: 72%;
	cursor: pointer;
}
.sk15 {
	left: 77%;
	cursor: pointer;
}

.sk16 {
	left: 82%;
	cursor: pointer;
}
.sk17 {
	left: 87%;
	cursor: pointer;
}

.sk18 {
	left: 92%;
	cursor: pointer;
}
.sk19 {
	left: 97%;
	cursor: pointer;
}


.sk29 {
	left:2%;
}
.cyanobacteria {
	right: 2%;
}
.algae {
	right: 7%;
}
.sponge {
	right: 12%;
}
.jellyfish {
	right: 17%;
}
.trilobite {
	right: 22%;
}
.anomalocaris {
	right: 27%;
}
.haikouichthys {
	right: 32%;
}
.endoceras {
	right: 37%;
}
.aegirocassis {
	right: 42%;
}
.cooksonia {
	right: 47%;
}
.tiktaalik {
	right: 52%;
}
.dunkleosteus {
	right: 57%;
}
.bothriolepis {
	right: 62%;
}

.carbonodraco {
	right: 67%;
}
.petrolacosaurus {
	right: 72%;
}
.spinoaequalis {
	right: 77%;
}
.arthropleura {
	right: 82%;
}
.lepidodendrales {
	right: 87%;
}
.seed-fern {
	right: 92%;
}

.dimetrodon {
	right: 97%;
}
.pareiasaurus {
	right: 102%;
}
.claudiosaurus {
	right: 59%;
}

.staurikosaurus {
	right: 62%;
}
.plateosaurus {
	right: 63%;
}
.lystrosaurus {
	right: 64%;
}
.tanystropheus {
	right: 65%;
}
.morganucodon {
	right: 66%;
}
.gobiconodon {
	right: 67%;
}

.ankylosaurus {
	right: 71%;
}
.pachyrhinosaurus {
	right: 72%;
}
.suzhousaurus {
	right: 73%;
}
.gigantoraptor {
	right: 74%;
}
.archaeopteryx {
	right: 75%;
}

.sagaria {
	right: 80%;
}
.purgatorius {
	right: 82%;
}
.ningchengopterus {
	right: 84%;
}
.argentinosaurus {
	right: 86%;
}

.moeritherium {
	right: 91%;
}
.paraceratherium {
	right: 93%;
}

.megatherium {
	right: 97%;
}
.deinotherium {
	left: 98%;
}
.daeodon {
	right: 99%;
}

.border div {
	position: absolute;
	width: 100%;
	text-align: center;
	font-size: 1.7em;
	line-height: 1.2;
	margin-top: 50px;
	color: white;
}

#zRange {
	display: none;
}

#zValue {
	font-size: 3em;
}

.hidden {
	opacity: 0;
	pointer-events: none;
	transition: opacity 1s ease; 
}

.visible {
	opacity: 0;
	pointer-events: auto;
	transition: opacity 1s ease; 
}

small {
	font-size: 0.6em;
	margin-top: -100px;
}




.arrow {
	width: 10px;
	height: 10px;
	border-right: 2px solid #fff;
	border-bottom: 2px solid #fff;
	transform: rotate(225deg);
}


/* Scroll animation */
@keyframes scroll {
	0% {
		transform: translateY(0);
	}

	50% {
		transform: translateY(8px);
	}

	100% {
		transform: translateY(0);
	}
}

  h3{
	font-size:25px;
	font-family: 'Abel', sans-serif;
	color:rgb(255,255,255);
	text-shadow: 0 0 2px rgb(255,255,255);
	transform: translatey(10px);
  }
  
  p{
	
	font-family: 'Abel', sans-serif;
	color: white;
	text-align:center;
	width:220px;
	transform: translatex(12px);
  }

  .newyork_public:hover ~ * > * > * > wall1 > * > p {
	transform: translate3d(0, 5rem, 0) scale(1);
	width: 30rem;
  }