Note: The web animation API is still an experimental technology, not all browsers supported it. Don’t forget to add polyfill before use!
Let’s see how we can roll out our own form validations with error messages!
What we are going to create today:
Recently, I have a chance to maintain a landing page, which has a new design, but with loading performance issue and conversion drops a lot compared to the old page.
What I learn is these:
- Optimize images (compress / lazy load)
- Optimize CSS/JS loading (critical path rendering)
- Code splitting