Browser’ reflow is the time taken by the browser to calculate the DOM element position.Generally re-flow occurs when a DOM Element is modified or added by JavaScript or CSS.
Some points on Reflows are :-
- Reflow involves page Layout computation.
- Nested DOM elements increases Reflow time.
- Filter Expression in CSS can increase Reflow time.
- Animation on DOM Element with relative position can increase in Reflow time.
