Mastering Modern Web Development: A Beginner’s Guide to HTML5, CSS3, and Responsive Design in HTML

Introduction

Welcome to the exciting world of web development! This beginner’s guide will introduce you to essential modern web development technologies: HTML5, CSS3, and Responsive Design. Let’s dive right in!

HTML5

HTML5 is the latest version of HTML, the standard markup language for creating web pages. It introduces new elements, attributes, and technologies that make web development more intuitive and powerful. Here are some key features:

1. **Semantic Elements**: HTML5 introduces semantic elements like `