update styling and fixed icons

[alexpdev]

Styling fixes and bug fixes.

[codecov]

Codecov Report

Merging #69 (ef7598d) into main (03c9de3) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##              main       #69   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           18        18           
  Lines         1975      1982    +7     
=========================================
+ Hits          1975      1982    +7     

Impacted Files	Coverage Δ
torrentfileQt/__init__.py	100.00% <100.00%> (ø)
torrentfileQt/checkTab.py	100.00% <100.00%> (ø)
torrentfileQt/magnetTab.py	100.00% <100.00%> (ø)
torrentfileQt/qss.py	100.00% <100.00%> (ø)
torrentfileQt/version.py	100.00% <100.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 03c9de3...ef7598d. Read the comment docs.