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The Ultimate Guide to Image Rendering in ReactJS: Performance, SEO, and Best Practices (2025)

CSS 2024 Breakthrough: Redefining Animations with animation-timeline: view()

The CSS animation-timeline: view() feature in 2024 is a game-changer for scroll-based animations. It allows you to dynamically control animations by syncing them with the user’s scroll progress, creating interactive experiences where animations unfold as users navigate a webpage. What is animation-timeline: view()? This feature connects animations to a scrolling timeline, meaning the animation progresses […]

Hoài Nhớ@hoainho

October 05, 2024

2 min read

252 Views

The CSS animation-timeline: view() feature in 2024 is a game-changer for scroll-based animations. It allows you to dynamically control animations by syncing them with the user’s scroll progress, creating interactive experiences where animations unfold as users navigate a webpage.

What is animation-timeline: view()?

This feature connects animations to a scrolling timeline, meaning the animation progresses based on how far the user has scrolled, not time. It can be particularly useful for parallax effects, complex transitions, and storytelling.

How to Use It?

You can apply animation-timeline: view() to any CSS animation. Here’s a basic example:

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.element {
  animation: fadeIn 1s linear;
  animation-timeline: view();
}

In this case, the element fades in as the user scrolls.

🏋🏻‍♂️ Let’s try to PLAYGROUND

Why Use animation-timeline: view()?

Enhanced Interactivity: You can engage users with animations that react to their actions, offering a more personalized browsing experience.
Control over Animations: Designers can better match animations to scroll depth, making it easier to narrate visual stories.
Performance Benefits: Offloading animations to the scroll timeline can improve rendering efficiency for complex animations.

When Should You Use It?

For scroll-based animations, like sticky headers or parallax scrolling.
When you need fine-tuned control over an animation’s progress based on the user’s viewport interaction.
For narrative-driven websites, where visual storytelling elements change dynamically as users scroll.

Best Practices

Keep animations lightweight for optimal performance.
Combine it with IntersectionObserver for precise scroll-triggered effects.
Use in moderation to avoid overwhelming users with too many interactive elements.

Pros and Cons

Pros:

Offers seamless user experience.

• Simplifies scroll-triggered animations.

• Reduces reliance on JavaScript libraries.

Cons:

• Browser support is still evolving.

• May require fallback strategies for unsupported browsers.

Example in Real Use

Imagine a product landing page where an item gradually appears as the user scrolls down, allowing them to experience the product reveal naturally:

@keyframes reveal {
  from { transform: translateY(100px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.product {
  animation: reveal 2s ease;
  animation-timeline: view();
}

Browser compatibility

Conclusion

The animation-timeline: view() property is set to redefine how we approach web animations by offering intuitive, scroll-based interactions. If you’re looking to add modern, dynamic effects to your site, this feature is a must-try.

A tool for easier to clear and custom faster with: ScrollDrivenAnimations

Take your web designs to the next level by mastering the new CSS animation-timeline: view() feature!

Tags:

breaking changes Css css2024 Style tips

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Hoài Nhớ

@Hoài Nhớ

breaking changes Css css2024 Style tips

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The Ultimate Guide to Image Rendering in ReactJS: Performance, SEO, and Best Practices (2025)

Ultimate Guide to Renewing SSL Certificates: Secure Your Website in 2024

LIKE vs Full-Text Search: SQL Performance and Use Cases

The Ultimate Guide to Image Rendering in ReactJS: Performance, SEO, and Best Practices (2025)