Cannot Reproduce: POMO message out of bounds

[Prom d Exolandia]

Aid message is out of the window...
Zoom 100% normal (middle), not that problem on live server on same browser (and HTML5 also)
And chat window not visible too...

Spoiler: out

1.129.713676d437 (19.06.2018 9:35), Prom d Exolandia (170787), zz1, en_US, WEB 7,1,1,0, Windows 10, Firefox/60.0, 1828x978, OpenGL Vendor=Mozilla Version=WebGL 2.0 Renderer=Mozilla GLSL=WebGL GLSL ES 3.00 (512 MB VRAM)
HTML5 version

 

[DeletedUser]

I can't reproduce this.