Bootstrap is the most popular CSS Framework for developing responsive and mobile-first websites.
A portfolio website is a type of website that showcases an individual's or a company's work, skills, and accomplishments. It typically includes a gallery of images or videos, case studies, and client testimonials to provide potential clients or employers with a comprehensive overview of their experience and expertise.
A template or theme refers to a pre-designed layout or structure that provides a basic framework for building a specific type of application or website. It typically includes good design, placeholder content and functional features, allowing developers to customize and fill in the details according to their specific needs.