
HTML5 is used to structure and build content for the internet. It is used in several ways such as writing on text documents. It has been used to help develop the web into what it is today.

CSS3 is the style language. It used used to style and formatting websites. It is known for enhancing web performance. This is one of the easiest of the languages to understand and learn.

JavaScript is the logic language. It can offer changes of website A/B testing tools. It is structured on hierarchy and rules. The other languages are less strict in this aspect.