Today’s responsive and mobile browsing age performance in respect of opening speed of the site is most important part of the site. If your site take more than 3 second then most probably user switch off your site. It is also important that your site should responsive and compatible across all devices. To achieve all this key part any website must have less HTML meat with elegant CSS skin.
Think of HTML as the meat – it’s all your content and the bones of your site such as text and images, and CSS is skin of the website. Less HTML meat help boost performance of the site.