having problems with scale and position in webgl

hiii, first time in this forum, i have a problem building my project. you see i have this in my editor

and when i build it, shows this:

and doing a little bit of research i came to the conclution that its like i set the scale with screen size

but i don't know how to rectify it to show it like the first picture. any idea?

 

Here are some notes on UI Anchoring, Scaling, CanvasScaler, etc:

https://forum.unity.com/threads/inc...size-between-two-people.1130146/#post-7261747

https://forum.unity.com/threads/game-ui-button-size-problem.1142650/#post-7337383

 

ok i will check it. thanks ))