div.courses-main-wrapper {
	width:100%;
	background:none;
	color-adjust: exact;
	-webkit-print-color-adjust:exact;
	box-shadow: none;
	border: none;
}

div.courses-right-side {
	max-width: 100%;
}

.dev-course-navigation-bottom-separator,
div.learning-comment-btn-cnr.js-learning-comment-fixed.learning-comment-btn-cnr-show,
div.dev-course-comment-message-cnr,
div.courses-pre-header,
div.courses-header,
div.courses-left-side,
div.main-container-info-lesson,
#course-title,
#scrollup-wrapper,
#collapse-button,
div.learn-chapter-contents,
div.learn-rating,
div.courses-footer {
	display: none;
}