@import url(http://fonts.googleapis.com/css?family=Source+Sans+Pro:400,200,300,700,900&subset=latin,latin-ext);

.clearfix:before,
.clearfix:after {
    content: " ";
    clear: both;
    display: block;
}

body {
    color: #444444;
    font-family: 'Source Sans Pro', sans-serif;
    margin: 0;
    box-sizing: border-box;
    padding: 0;
}
.hero {
	height: 350px;
	background-image: url("/static/lessons/15.jpg");
	background-size: cover;
}
h1 {
	padding-top: 100px;
	text-align: center;
	color: #FFFFFF;
	font-size: 40px;
	text-transform: uppercase;
	margin: 0;
}
.container {
	max-width: 700px;
	width: 80%;
	margin: 0 auto;
}
.main, .sidebar {
	float: right;
}
.main {
	width: 80%;
}
.sidebar {
	width: 20%;
	display: block;
}
.col {
	float: left;
	width: 25%;
}
img {
	width: 100%;
}
.social-media {
	position: fixed;
	top: calc(50vh - 65px);
	left: 10px;
	width: 40px;
}
.social-media i {
	height: 40px;
	width: 40px;
	font-size: 20px;
	margin-bottom: 5px;
	cursor: pointer;
	border-radius: 50%;
	background: #ccc;
	line-height: 40px;
	text-align: center;
}
.footer {
	height: 75px;
	background-color: #2C3E50;
	text-align: center;
	color: #FFFFFF;
	padding-top: 30px;