@media only screen 
  and (min-device-width: 1200px)
  and (max-device-width: 1600px)
  and (-webkit-min-device-pixel-ratio: 2)
  and min (min-resolution: 192dpi) {}
html {
	width: 100%;
}

* {
	font-family: 'Roboto', sans-serif;
	margin: 0;
	padding: 0;
	text-decoration: none;
}

body {
	font-family: 'Roboto', sans-serif;
/*	margin: 0 0 0 100px;
*/}

ul {
	font-size: 28px;
	list-style: none;
}

li {
	text-decoration: none;

}

.header {
	background: #f9f9f9;
	padding: 0 10px;
	text-align: right;
}

footer {
    background: #f9f9f9;
    padding: 30px;
    text-align: right;
}

h1 {
	font-size: 34px;
	margin: 10px 0;
}

h3 {
	font-weight: 100;
	font-size: 20px;
	margin: 0 0 10px 0;
}

h4 {
	font-weight: 400;
	font-size: 30px;
}

.collaborators {
	text-align: right;
	display: flex;
	justify-content: flex-end;
	margin: 0 0 20px;
}

h5,
h6 {
	width: 500px;
}

h5 {
	font-size: 20px;
	padding: 0 20px;
}

article {
	font-size: 17px;
	font-weight: 100;
	padding: 0 0 5px;
}

.hero {
	position: relative;
}

.hero img {
	position: relative;
}

.hero h4 {
	color: white;
	position: absolute;
	top: 30px;
	left: 30px;
	padding: 4px 10px;
}

img {
	width: 100%;
}

.section {
	margin: 40px 80px;
}

.materials {
	display: flex;
}

.materials .col1,
.materials .col2 {
	flex:1;
}

.materials .col1 {
	padding: 0 30px 0 0;
}

.spacing img:first-child {
	padding: 0 0 40px 0;
}