Learn CSS - Comprehensive Course
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Beginner Level: Foundations of CSS
1. Introduction to CSS
What is CSS and its role in web design
CSS syntax and selectors
Including CSS in HTML: inline, internal, external
Basic properties: color, background, fonts
2. Box Model
Content, padding, border, margin
Box sizing and visual formatting
Understanding width and height
3. CSS Colors and Fonts
Color values: named, HEX, RGB, HSL
Font families and fallback fonts
Text styling: size, weight, decoration
Intermediate Level: Core CSS Concepts
4. Positioning and Layout
Static, relative, absolute, fixed, sticky
Display types: block, inline, inline-block, none
Float and clear properties
5. Flexbox
Flex container and items
Main axis, cross axis, justify-content, align-items
Flex-grow, shrink, and basis
6. CSS Grid
Grid container and grid items
Grid lines, tracks, and areas
Grid-template-columns, rows, gap
Advanced Level: Complex CSS Techniques
7. Responsive Design
Media queries and breakpoints
Mobile-first vs desktop-first
Flexible units: %, vw, vh, rem, em
8. Transitions and Animations
CSS transitions: properties and timing functions
Keyframes and animation properties
Triggering animations with pseudo-classes
9. Advanced Selectors and Pseudo-classes
Attribute selectors
Structural pseudo-classes (:nth-child, :not)
Pseudo-elements (::before, ::after)
Professional Level: Mastering CSS
10. CSS Architecture and Methodologies
BEM (Block Element Modifier)
SMACSS and OOCSS
Writing scalable and maintainable CSS
11. Preprocessors and Tools
Sass/SCSS basics
Variables, nesting, mixins
Using PostCSS and Autoprefixer
12. CSS Variables and Custom Properties
Defining and using CSS variables
The cascade and inheritance with variables
13. Advanced Responsive Techniques
CSS Grid and Flexbox combined
Container queries (conceptual)
Responsive typography and images
Optional / Supplementary Topics
CSS Houdini
Introduction to Houdini APIs
Custom paint and layout worklets
Experimental and Future CSS Features
Subgrid
CSS container queries
New pseudo-classes and properties