* {
	box-sizing: border-box;
}

html,
body {
	font-family: 'Source Sans Pro', sans-serif;
	margin: 0;
}

section {
  max-width: 1228px;
  margin: 0 auto;
  overflow: hidden;
}

nav {
	display: flex;
	flex-wrap: wrap;
	width: calc(100% + 1em);
}

.sketch {
	display: inline-flex;
	flex-direction: column;
	background-color: #EFFAEE;
	flex-basis: calc(33.33% - 1em);
	padding: 1em 1em 0 1em;
	margin-bottom: 1em;
	margin-right: 1em;
}
.sketch__img {
	background-color: #fff;
	width: 100%;
	padding-top: 100%;
	position: relative;
}
.sketch__img img {
	position: absolute;
	top: 0;
	left: 0;
	bottom: 0;
	right: 0;
	display: block;
	max-width: 100%;
	max-height: 100%;
	margin: auto;
}

h3 {
	background-color: #6BE582;
	color: #fff;
	margin-top: 0;
	padding: 0 1em;
	line-height: 1.8em;
	font-size: 1em;
}

a {
	text-decoration: none;
	color: inherit;
}

.btn--link {
	display: flex;
	align-items: center;
	font-weight: 600;
	margin: 1em 0;
	white-space: nowrap;
}
.btn--link::before {
	content: url('arrow.svg');
	width: 2em;
	margin-right: 0.5em;
}