golf gti mk 3 gear problems
 

Hi guys I'm new on here,wanting some help if poss iv got a gti mk 3 I recently had my clutch replaced,but bear in mind my gears was working perfectly but since avin car bk my gears has sumtimes become hard to change down,wud my problem be a gear selector maybe? Or maybe not enuff oil in gearbox? Iv also noticed Wen car is in neutral the gear knob is leaning a bit towards my drivers seat there is around an inch play where i fink the gear stick shud be Wen its in neutral I'd apreciate any input guys.