exercises 

.exercises #iframe {
	border: none;
}

.exercises aside {
	background: #ff0;
}

.exercises .bx-viewport figure {
	height: 500px;
}
.exercises .bx-viewport > * {
	background: #eee;
}
.exercises .bx-viewport .title {
	padding: 10px 20px;
	color: #fff;
	background: #07f;
}
.exercises .bx-pager .bx-pager-link.active > * {
	background-color: #07f;
}

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