@font-face {
	font-family: 'Dia';
	src: url("DiaRegular.woff") format("woff");
	font-weight: 400;
	font-style: normal; 
}

* {
	margin: 0px;
	padding: 0px;
	border: none;
	box-sizing: border-box;
}

body {
	font-size: 24px;
	line-height: 32px;
	font-family: 'Dia';
	background: yellow;
}

code {
	font-size: 20px;
}

#container {
	width: 1000px;
	/*height: 780px;*/
	margin: auto;
	padding: 40px 0px 100px;
	overflow: auto;
}

.column {
	width: 1000px;
	padding: 10px;
}

#overlay {
	z-index: 1;
	pointer-events: none;			
}

img.left, img.right { 
	width: 180px; 
	height: auto;
	margin: 10px;
	filter: grayscale(1);
	mix-blend-mode: multiply;
}

img.left {
	float: left;	
}

img.right { 
	float: right;
}

img.double { 
	width: 360px; 
}


span.title, span.description, span.steps, span.reference{
	/*opacity: .1;*/
}

span::before {
	content: ' ';
	/*margin-left: -20px;*/
	height: 20px;
	width: 20px;
	margin-left: 1px;
	margin-right: 0px;
	vertical-align: -3px;
	display: inline-block;
	border-radius: 10px;
	transform: scale(1);
	filter: blur(2px);
	background: radial-gradient(circle, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 80%);		

	animation: scale 5s linear infinite alternate;
}

span.title::before {
	background: radial-gradient(circle, rgba(255,255,255,1) 0%, rgba(255,255,255,0) 80%);	
	animation-delay: 1s;
}

span.description::before {
	background: radial-gradient(circle, rgba(255,0,0,1) 0%, rgba(255,0,0,0) 80%);	
	animation-delay: 2s;
}

span.steps::before {
	background: radial-gradient(circle, rgba(0,255,0,1) 0%, rgba(0,255,0,0) 80%);	
	animation-delay: 3s;
}

span.reference::before {
	background: radial-gradient(circle, rgba(0,0,255,1) 0%, rgba(0,0,255,0) 80%);	
	animation-delay: 4s;
}

span.tech::before {
	background: radial-gradient(circle, rgba(0,255,255,1) 0%, rgba(0,255,255,0) 80%);	
	animation-delay: 4s;
}

#key {
	position: fixed;
	bottom: 10px;
	left: 10px;
}

#key span:hover {
	cursor: pointer;
	text-shadow: 0px 0px 3px orange;
}

.filter {
	pointer-events: none;
	position: absolute;
	top: 0px;
	left: 0px;
	height: 1951.5px;
	width: 100%;

}

#tech-overlay {
	mix-blend-mode: screen;
	background: url("overlay-tech.png") no-repeat center;
}

#desc-overlay {
	background: url("overlay-desc.png") no-repeat center;
}

#title-overlay {
	background: url("overlay-title.png") no-repeat center;
}


.hide {
	opacity: 0;
}