Learn HTML & CSS Step-by-Step: From Beginner to Professional

In this lesson, you will learn the fundamental building blocks of web development: HTML. You’ll explore the basic HTML tags, the overall structure of an HTML document, and the correct syntax to ensure your code is clean and functional. You will also learn about the Doctype declaration and the standard HTML5 structure, which are essential for creating web pages that work consistently across modern browsers. By the end of this lesson, you will have the knowledge to create a simple, well-structured HTML page, providing a solid foundation for building more complex websites in the lessons to come.

Full HTML reference:https://developer.mozilla.org/en-US/docs/Web/HTML

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In this lesson, you will learn the importance of semantic HTML and how it improves both accessibility and search engine optimization (SEO). You’ll explore key semantic tags such as <header>, <nav>, <main>, <section>, and <footer>, and understand how to structure your content meaningfully. By the end of this lesson, you will be able to create web pages that are not only visually organized but also accessible to all users, including those using assistive technologies, while following best practices for modern web development.

Semantic HTML & Accessibility | Documentation: https://developer.mozilla.org/en-US/docs/Glossary/Semantics

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In this lesson, you will learn how to enhance your web pages with images, hyperlinks, and lists. You’ll explore best practices for adding images, including the alt attribute for accessibility, and how to create hyperlinks for navigation between pages. You will also learn the difference between ordered (<ol>) and unordered (<ul>) lists and how to use them effectively to organize content. By the end of this lesson, you will be able to structure content clearly, make your pages more interactive, and improve usability for users.

Lesson 3: Images, Links & Lists | Documentation :https://developer.mozilla.org/en-US/docs/Learn/HTML/Multimedia_and_embedding/Images

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In this lesson, you will learn how to create interactive and accessible forms using HTML. You will explore different input types such as text, email, password, number, checkboxes, and radio buttons, and learn how to use attributes like placeholder and required for better user experience. You will also learn how to associate labels with inputs for accessibility and apply basic form validation to ensure user data is entered correctly. By the end of this lesson, you will be able to build functional forms that collect data effectively while maintaining accessibility and usability standards

Forms & Inputs | Documentation : https://developer.mozilla.org/en-US/docs/Learn/Forms

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In this lesson, you will learn how to style web pages using CSS. We cover three ways to apply CSS: inline styles, internal <style> blocks, and external stylesheets. You’ll also understand the structure of CSS rules, including selectors, properties, and values, and learn how specificity affects which styles are applied. By the end of this lesson, you will be able to add and control styles confidently, setting a strong foundation for more advanced CSS techniques.

Introduction to CSS | Documentation : https://developer.mozilla.org/en-US/docs/Web/CSS

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In this lesson, you will learn how to make your web pages visually appealing using CSS. You’ll explore different ways to set colors with HEX, RGB, and HSL. You’ll understand how to use units like px, em, rem, %, and viewport units to size elements correctly. You’ll also learn how to pick fonts, use Google Fonts, and apply font styles to create readable and attractive text. By the end of this lesson, you’ll be able to style your page with color, size, and typography confidently.

Colors, Units & Typography | Documentation :https://developer.mozilla.org/en-US/docs/Learn/CSS/Building_blocks/Values_and_units

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In this lesson, you will understand the CSS box model, the foundation of layout design. Learn how margin, border, padding, and content work together to create structured, visually appealing elements. You’ll also use browser DevTools to inspect and debug boxes, giving you complete control over spacing and layout.

Box Model Demystified | Documentation : https://developer.mozilla.org/en-US/docs/Learn/CSS/Building_blocks/Box_model

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In this lesson, you’ll learn how to control how elements appear and where they sit on a page. Explore block, inline, and inline-block display types, and master element positioning using static, relative, absolute, fixed, and sticky. By the end, you’ll understand how to arrange elements cleanly and create professional layouts.

Display & Positioning | Documentation : https://developer.mozilla.org/en-US/docs/Learn/CSS/CSS_layout/Positioning

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In this lesson, you’ll learn CSS Flexbox, the tool that makes arranging elements easy. You’ll explore display: flex, container and item properties, and common patterns like centering content, navbars, and card layouts. By the end, you’ll confidently arrange elements horizontally and vertically, solve spacing problems, and build professional layouts.

Flexbox Fundamentals | Documentation : https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Flexible_Box_Layout/Basic_Concepts_of_Flexbox

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In this lesson, you’ll learn CSS Grid, a powerful tool to create structured, flexible, and professional layouts. Explore grid containers, grid items, implicit and explicit grids, and real-world examples like dashboards and image galleries. By the end, you’ll confidently arrange elements in two dimensions, solve alignment issues, and build modern web designs efficiently.

CSS Grid | Documentation : https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Grid_Layout

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In this lesson, you’ll learn how to add movement and visual effects to your website using CSS transitions and keyframe animations. You’ll explore hover effects, smooth changes, and timed animations to make buttons, headings, and other elements interactive. By the end, you’ll know how to make your pages visually appealing and engaging

Transitions & Animations | Documentation : https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Animations

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In this lesson, you’ll learn how to make web elements respond to user actions and add creative styles using CSS pseudo-classes like :hover, :active, and :focus, and pseudo-elements like ::before and ::after. By the end, you’ll know how to add interactive effects, decorative content, and stylish details without extra HTML.

Pseudo-Classes & Pseudo-Elements | Documentation: https://developer.mozilla.org/en-US/docs/Web/CSS/Pseudo-classes

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In this lesson, you’ll learn how to make your website look good on phones, tablets, and computers using responsive design and media queries. You’ll discover the mobile-first workflow, how to set breakpoints, and test your pages to ensure everything fits perfectly on any screen. By the end, you’ll know how to create flexible, professional websites that users can enjoy everywhere.

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Find everything you need to continue learning—my social media, resources, and other courses—all in one place here: https://linktr.ee/CodeDevAcademy

Find everything you need to continue learning—my social media, resources, and other courses—all in one place here: https://linktr.ee/CodeDevAcademy

Find everything you need to continue learning—my social media, resources, and other courses—all in one place here: https://linktr.ee/CodeDevAcademy