CSS (Cascading Style Sheets) is essential for designing visually appealing websites. Here's a concise guide to get you started:
Basics of CSS
- Syntax: Use selectors to target HTML elements and apply styles via key-value pairs
selector { property: value; }
- File Structure: Store CSS in
.css
files and link to HTML using<link rel="stylesheet" href="styles.css">
Key Concepts
Selectors
- Element selectors (e.g.,
p
,div
) - Class selectors (e.g.,
.button
) - ID selectors (e.g.,
#header
) - Attribute selectors (e.g.,
[type="text"]
)
- Element selectors (e.g.,
Box Model
width
,height
,padding
,border
,margin
- Example:
.box { width: 200px; padding: 10px; border: 2px solid #333; margin: 15px; }
Layout Techniques
- FlexboxFlexbox Layout
Usedisplay: flex
for responsive design - GridCSS Grid System
Create complex layouts withgrid-template-columns
- Flexbox
Best Practices
- Prioritize mobile-first design
- Use semantic HTML for better accessibility
- Leverage CSS variables for theme customization
- Minify code and enable compression for performance
Resources
- Learn HTML basics to complement your CSS skills
- Explore CSS animations for interactive effects
💡 Tip: Always test styles in multiple browsers and use tools like Chrome DevTools for debugging.