css - Sticky Position & Scroll Effects
CSS Sticky Position is a powerful feature used to make elements stick to the screen while scrolling. It is commonly used for menus, headers, sidebars, and navigation bars to improve user experience. Scroll effects make websites more interactive and modern without using JavaScript.
1. What is CSS Sticky Position?
position: sticky is a special type of positioning that behaves like:
- relative at first
- fixed after a certain scroll position
This means the element scrolls normally until a defined point, then it sticks to the screen.
2. Why Use Sticky Position & Scroll Effects?
- Keeps important content visible
- Improves navigation
- Enhances user experience
- Used in modern websites & dashboards
- No JavaScript required
- Easy to implement
3. Syntax of Sticky Position
position: sticky;
top: value;
Example:
.header {
position: sticky;
top: 0;
}
4. Simple Sticky Header Example
CSS:
.header {
position: sticky;
top: 0;
background-color: #4caf50;
color: white;
padding: 15px;
text-align: center;
}
The header sticks to the top while scrolling.
5. Smooth Scroll Effect
html {
scroll-behavior: smooth;
}
Creates smooth scrolling when clicking links.
6. Sticky vs Fixed (Difference)
- Sticky → Becomes fixed only after scrolling
- Fixed → Always fixed on the screen
7. Advantages
- Improves navigation
- Keeps important content visible
- Easy to use
- No JavaScript required
- Used in modern websites
Conclusion
CSS Sticky Position and Scroll Effects help in creating user-friendly and modern web layouts with minimal code.