.subjects
	{
		display:none;
	}
	
	.inside_div
	{
		display:none;
	}
	
	#div_people
	{
		display:none;
	}
	
	#div_subjects_button
	{
		background-color:orange;
	}
	
	div.gallery {
		margin: 5px auto;
		border: 1px solid #ccc;
		/*float: left;*/
		width: 75%;
		overflow:hidden;
	}
	
	div.gallery:hover {
		border: 1px solid #777;
	}
	
	div.gallery img {
		width: 100%;
		height: auto;
	}
	
	div.desc {
		padding: 15px;
		text-align: center;
	}
	
	.container
	{
		width:100%;
		text-align:center;
		float:left;
	}
	
	.header
	{
		width:100%;
		text-align:center;
	}
	
	*
	{
		font-family: 'Bellefair', serif;
	}
	
	/* LIST *//* https://designshack.net/articles/css/5-simple-and-practical-css-list-styles-you-can-copy-and-paste/ */
	
	* {
		margin: 0;
		padding: 0;
	}
	
	body 
	{
		/*background: #333;*/
		padding:12px;
	}
		
	div {
	/*width: 900px;*/
	width: 100%;
	margin: 0 auto;
	overflow: auto;
	}
	
	ul {
	list-style-type: none;
	}
	
	li img {
	float: left;
	margin: 10px;
	border: 5px solid #fff;
	
	-webkit-transition: box-shadow 0.5s ease;
	-moz-transition: box-shadow 0.5s ease;
	-o-transition: box-shadow 0.5s ease;
	-ms-transition: box-shadow 0.5s ease;
	transition: box-shadow 0.5s ease;
	}
	
	li img:hover {
	-webkit-box-shadow: 0px 0px 7px rgba(255,255,255,0.9);
	box-shadow: 0px 0px 7px rgba(255,255,255,0.9);
	}
	
	/* TABLE */
	table
		{
			border-collapse:collapse;
		}
	
	table td, table th
		{
			border:1px solid black;
			padding:2px;
		}
		
	/* IMG */
	img 
		{
			border-radius:20px 20px 20px 20px;
		}
		
	/* W3SCHOOLS PIC GALLERY */
	
	* {box-sizing:border-box}

	/* Slideshow container */
	.slideshow-container 
	{
		max-width: 1000px;
		position: relative;
		margin: auto;
	}
	
		
	/* Hide the images by default */
	.mySlides,
	.mySlides_00,
	.mySlides_01,
	.mySlides_02,
	.mySlides_03,
	.mySlides_04,
	.mySlides_05,
	.mySlides_06,
	.mySlides_07,
	.mySlides_08,
	.mySlides_09,
	.mySlides_10,
	.mySlides_11,
	.mySlides_12,
	.mySlides_13,
	.mySlides_14,
	.mySlides_15,
	.dots_div,
	.div_header_pic
	{
		display: none;
	}
	
	#div_subjects_button,
	#div_subjects_button_02,
	#div_people_button
	{
		cursor:pointer;
	}
	
	/* Next and previous buttons */
	.prev, .next 
	{
		cursor: pointer;
		position: absolute;
		top: 50%;
		width: auto;
		margin-top: -22px;
		padding: 16px;
		color: black;
		font-weight: bold;
		font-size: 18px;
		transition: 0.6s ease;
		border-radius: 0 3px 3px 0;
		background-color: white;
		border:1px black solid;
	}
	
	/* Position the "next button" to the right */
	.next 
	{
		left: 0;
		border-radius: 3px 0 0 3px;
	}
	
	/* On hover, add a black background color with a little bit see-through */
	.prev:hover, .next:hover 
	{
		background-color: orange;
	}
	
	/*  */
	.text 
	{
		color: #f2f2f2;
		font-size: 15px;
		padding: 8px 12px;
		/*position: absolute;*/
		bottom: 8px;
		width: 100%;
		text-align: center;
	}
	
	/* Number text (1/3 etc) */
	.numbertext 
	{
		/*color: #f2f2f2;*/
		color:#f1f1f1;
		font-size: 12px;
		padding: 8px 12px;
		position: absolute;
		top: 0;
	}
	
	/* The dots/bullets/indicators */
	.dot,
	.dot_00,
	.dot_01,
	.dot_02,
	.dot_03,
	.dot_04,
	.dot_05,
	.dot_06,
	.dot_07,
	.dot_08,
	.dot_09,
	.dot_10,
	.dot_11,
	.dot_12,
	.dot_13,
	.dot_14,
	.dot_15
	{
		cursor: pointer;
		height: 15px;
		width: 15px;
		margin: 0 2px;
		background-color: #bbb;
		border-radius: 50%;
		display: inline-block;
		transition: background-color 0.6s ease;
	}
		
	.active, .dot:hover ,.dot_01:hover,.dot_02:hover
	{
		background-color: #e47177;
	}
	
	/* Fading animation */
	.fade 
	{
		-webkit-animation-name: fade;
		-webkit-animation-duration: 1.5s;
		animation-name: fade;
		animation-duration: 1.5s;
	}
	
	@-webkit-keyframes fade 
	{
		from {opacity: 1} /* was opacity:0.4 */ 
		to {opacity: 1}
	}
	
	@keyframes fade 
	{
		from {opacity: 1} /* was opacity:0.4 */ 
		to {opacity: 1}
	}
	
	.prev
	{
		right:0;
	}
	
	
	/* IMG ROTATION - ADD ROTATE_01 CLASS TO IMG *//* https://codepen.io/CodeXYZ/pen/xbdxyO */
	
	.rotate_01
	{
		-webkit-transition: -webkit-transform .8s ease-in-out;
		-ms-transition: -ms-transform .8s ease-in-out;
		transition: transform .8s ease-in-out; 
	}
	
	/*	.rotate_01:hover
		{
			transform:rotate(90deg);
			-ms-transform:rotate(90deg);
			-webkit-transform:rotate(90deg);
		}
	*/
	
	.rotate_01:hover
	{
		-webkit-transform: translate(-13%,134%) rotate(90deg); /* Safari */
		-moz-transform: translate(-13%,134%) rotate(90deg); /* Firefox 3.6 Firefox 4 */
		-ms-transform: translate(-13%,134%) rotate(90deg); /* IE9 */
		-o-transform: translate(-13%,134%) rotate(90deg); /* Opera */
		transform: translate(-13%,134%) rotate(90deg); /* W3C */  
		-webkit-transform-origin: top right;
		-moz-transform-origin: top right;
		-ms-transform-origin: top right;
		-o-transform-origin: top right;
		transform-origin: top right;
	}
	
	:focus
	{
		outline-width:0px;
	}
	
	.ui-loader
	{
		display:none;
	}
	
	.initial_width
	{
		width:initial;
	}
	
	.triangle
	{
		width: 0;
		height: 0;
		border-left: 0px solid transparent;
		border-right: 120px solid transparent;
		border-bottom: 60px solid #555;
	}
	
	.top_button
	{
		background-color:#a16dc9;
		margin:2px 2px 1px 0px;
		padding:6px 6px;
		border:1px #dcb677 solid;
		float:right;
		color:#f9f1f1;
	}
	
	.button_
	{
		width:20%;
		//max-width:12.5%;
		//overflow:hidden;
		float:right;
	}
	
	.button_02_
	{
		width:50%;
		//max-width:12.5%;
		//overflow:hidden;
		float:right;
	}
	
	.to_complete
	{
		width:96%;
		overflow:hidden;
		margin:2px;
		padding:0px 2px;
		border:1px black solid;
		float:right;
		background-color:green;
		color:white;
	}
	
	.to_complete_02
	{
		width:98%;
		//overflow:hidden;
		margin:2px;
		padding:0px 2px;
		border:0.5px black solid;
		float:right;
		background-color:green;
		color:white;
		overflow:hidden;
		cursor:pointer;
	}
	
	.math_804
	{
		width:98%;
		//overflow:hidden;
		margin:2px;
		padding:0px 2px;
		border:0.5px black solid;
		float:right;
		background-color:darkmagenta;
		color:white;
		overflow:hidden;
		cursor:pointer;
	}
	
	.to_complete_03
	{
		width:98%;
		//overflow:hidden;
		margin:2px;
		padding:0px 2px;
		border:0.5px black solid;
		float:right;
		background-color:#806300;
		color:white;
		overflow:hidden;
		cursor:pointer;
	}
	
	.to_complete_04
	{
		width:98%;
		//overflow:hidden;
		margin:2px;
		padding:0px 2px;
		border:0.5px black solid;
		float:right;
		clear:both;
		background-color:#806300;
		color:white;
		overflow:hidden;
		cursor:pointer;
	}
	
	.to_complete:hover
	{
		cursor:pointer;
	}
	
	.over_five_hundred
	{
		display:none;
	}
	
	.under_five_hundred
	{
		display:block;
		padding:6px 0px;
		color:white;
		border:1px black solid;
		background-color:#a16dc9;
		margin-top:4px;
	}
	
	.twenty_percent
	{
		width:20%;
		overflow:hidden;
		padding:0px 2px;
	}
	
	.twenty_percent>a
	{
		text-decoration:none;
	}
	
	.formula_buttons
	{
		color:white;
		border:1px black solid;
		background-color:#3477b9;
		padding:6px 4px;
	}
	
	.formula_buttons_div_02
	{
		padding:0px 2px;
		width:initial;
		overflow:none;
		float:right;
		margin-top:2px;
		white-space:nowrap;
	}
	
	.formula_buttons_div
	{
		padding:0px 2px;
		width:20%;
		overflow:none;
		float:right;
		margin-top:2px;
	}
	
	.formula_buttons_div>a,
	.formula_buttons_div_02>a
	{
		text-decoration:none;
	}
		
	#div_people_button,
	#div_subjects_button,
	#div_subjects_button_02,
	.math_800_001:hover,
	.math_800_002:hover,
	.math_800_003:hover,
	.math_800_004:hover,
	.math_800_005:hover,
	.math_804_001:hover,
	.math_804_002:hover,
	.math_804_003:hover,
	.math_804_004:hover,
	.math_806_001:hover,
	.math_806_002:hover,
	.math_806_003:hover,
	.math_806_004:hover,
	.physics_900_001,
	.physics_900_002,
	.physics_900_003,
	.physics_900_004,
	.physics_900_005,
	{
		cursor:pointer;
	}
	
	/*RESPONSIVE IFRAME*/
	.videoWrapper
	{
		position: relative;
		padding-bottom: 56.25%; /* 16:9 */
		padding-top: 25px;
		height: 0;
		-webkit-overflow-scrolling: touch;
		overflow-y: scroll;
	}
	.videoWrapper iframe 
	{
		position: absolute;
		top: 0;
		left: 0;
		width: 100%;
		height: 100%;
	}
	
	@media only screen and (max-width: 500px)
	{
		
		.button_
		{
			width:25%;
			overflow:hidden;
		}
			
		.twenty_percent
		{
			width:33.33%;
			overflow:hidden;
			padding:0px 2px;
		}
		
		.over_five_hundred
		{
			display:none;
		}
		
		.under_five_hundred
		{
			display:block;
			padding:6px 0px;
			color:white;
			border:1px black solid;
			background-color:#a16dc9;
		}
	}