In addition to HTML, other markup languages support the use of CSS including XHTML, plain XML, SVG, and XUL.
HTML elements are the building blocks of HTML pages. With HTML constructs, images and other objects such as interactive forms may be embedded into the rendered page. HTML provides a means to create structured documents by denoting structural semantics for text such as headings, paragraphs, lists, links, quotes and other items. HTML elements are delineated by tags, written using angle brackets.
Instead of building your own system for creating web pages, storing images, and other functions, the content management system handles all that basic infrastructure stuff for you so that you can focus on more forward facing parts of your website.
Thanks to technology advancements, there are many different content management systems to choose from. While they have different functionalities, they also share key features. But before we jump into the key features, you should know that a content management system is made up of two main parts: the frontend and backend.