1. Place Button object
2. View project in browser.
The buttons have different size and coordinates in layout and when rendered in browser.
The difference was here for a long time, but with last version, in browser the buttons are now way bigger and moved some pixels in the +x;-y direction.
It's really difficult to build a correct/accurate UI now.
Same size and same coordinates in webpage for objects, according to Construct 2 Layout.
Internet Explorer: yes
Operating system & service pack:
Windows 7 Home last update
Construct 2 version:
Release 132 (64-bit)