for the UI bug! I need some help

guys!I got the feedback that UI is too big, there is a full crenn button on the right bottom , I want to know that you dont see this on your web or after click this button but still UI is too big, I want to know what happed when you play ,if some one can tell me more details ,I will thanks for that

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game link https://ldjam.com/events/ludum-dare/53/african-bicycle-dealer