Bootstrap is a free and open-source front-end web framework for designing websites and web applications. It contains HTML- and CSS-based design templates for typography, forms, buttons, navigation and other interface components, as well as optional JavaScript extensions.

Responsive Web design is the approach that suggests that design and development should respond to the user's behavior and environment based on screen size, platform and orientation. The practice consists of a mix of flexible grids and layouts, images and an intelligent use of CSS media queries.

SEO or Search Engine Optimization is the name given to activity that attempts to improve search engine rankings. In search results Google displays links to pages it considers relevant and authoritative. Authority is mostly measured by analyzing the number and quality of links from other web pages. In simple terms, your web pages have the potential to rank in Google so long as other web pages link to them.

HTML (Hyper Text Mark Up Language) is the language used to write most web pages. Hypertext refers to links that allow the read to jump to other pages or sites or places with in the same page. Mark Up Language refers to the use of a series of tags and attributes that allow computers to speak to each other and control the flow of text.

CSS stands for cascading style sheets and it is a rule based language used to stylize mark up languages, such as HTML. CSS is intended to simplify the process of web design and can be used for styling and laying out web pages and printed materials.

Java Script is a programming language for the web that is used to change both HTML and CSS. JavaScript uses variables or containers to store data values. JavaScript can be used to change attributes, styles and elements of both HTML and CSS. JavaScript is a program language that is used in nearly 98% of all the web pages on the world wide web today.