.ck-simple-box {
	padding: 8px;
	margin: 10px;
	background: #eee;
	border-radius: 8px;
	border: 1px solid #ddd;
	box-shadow: 0 1px 1px #fff inset, 0 -1px 0 #ccc inset;
}
.ck-simple-box__content {
	box-shadow: 0 1px 1px #ddd inset;
	border: 1px solid #cccccc;
	border-radius: 5px;
	background: #fff;
}
.ck-simple-box__content {
	padding: 0 8px;
}
.ck-simple-box__content::after {
	content: '';
	display: block;
	clear: both;
}