Websites created with Bootstraps are known for their responsiveness and flawless design, but the looks are generic and similar, Another hand Tailwind CSS is much more customizable. Bootstrap comes with a set of pre-styled responsive, mobile-first components that possess a definite UI kit, but Tailwind offers predesigned widgets to build a site from scratch with fast UI development. Tailwind CSS uses a set of utility classes to create a neat UI with more flexibility and uniqueness, other hand sites created using Bootstrap follow the generic pattern that makes them look identical.

Box-Model has multiple properties in CSS. The CSS box model is a container that contains multiple properties including borders, margin, padding, and the content itself. It is used to create the design and layout of web pages. The web browser renders every element as a rectangular box according to the CSS box model. It can be used as a toolkit for customizing the layout of different elements

Semantic tags are those that clearly describe their meaning in a human and machine-readable way. Such as header, nav, section, article, aside, footer, etc are semantic tags.