<section> should be wrapped as inline.
<p>Sample text here...</p>
HTML stands for HyperText Markup Language. HTML is the main markup language for describing the structure of Web pages.
Bootstrap is a powerful front-end framework for faster and easier web development. It is a collection of HTML and CSS based design template.
CSS stands for Cascading Style Sheet. CSS allows you to specify various style properties for a given HTML element such as colors, backgrounds, fonts etc.