Gaming how do i zoom in rollercoaster tycoon deluxe

[Simon34545]

i have a copy of rollercoaster tycoon deluxe and i used to have it on steam
one of my old profile posts has me zoomed out but i cant remember how to do it now

 

[Simon34545]

and why wont my profile pic update right

 

[KyleHyde]

The default keys for zooming in and out should be Page Up and Page down, respectively.