.i-code-block {
	position: relative;
	background: #f7f7f7;
	border-color: #f7f7f7;
	margin: 10px 0 20px;
	border-radius: 0;
}
.i-code-block + .i-code-block {
	margin-top: -17px;  /* = border - margin */
}
.i-example + .i-code-block {
	margin-top: -23px;  /* = example margin + border */
}

.i-code-block__lang {
	display: block;
	width: 100%;
	margin: 0;
	margin-left: 0.5em;
	padding: 0.5em;
	font-size: 0.8em;
	font-weight: 500;
	text-transform: uppercase;
	text-align: left;
	color: #888;
	background: transparent;
	border: none;
	user-select: none;
}
.i-code-block__lang.-collapsible {
	margin-left: 0;
	cursor: pointer;
}
.i-code-block__lang:focus {
	outline: none;
}

.i-code-block__content {
	padding: 15px 25px 25px;
}