Fix hackathon classes styles

[octavioamu]

Description

Fix the class overwriting styles from admin

Refers/Fixes

Testing

[codecov]

Codecov Report

Merging #4985 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #4985   +/-   ##
=======================================
  Coverage   30.89%   30.89%           
=======================================
  Files         217      217           
  Lines       17423    17423           
  Branches     2382     2382           
=======================================
  Hits         5382     5382           
+ Misses      11822    11821    -1     
- Partials      219      220    +1

Impacted Files	Coverage Δ
app/dashboard/views.py	14.23% <0%> (ø)	⬆️

---

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Δ = absolute <relative> (impact), ø = not affected, ? = missing data
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[codecov]

Codecov Report

Merging #4985 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #4985   +/-   ##
=======================================
  Coverage   30.89%   30.89%           
=======================================
  Files         217      217           
  Lines       17423    17423           
  Branches     2382     2382           
=======================================
  Hits         5382     5382           
+ Misses      11822    11821    -1     
- Partials      219      220    +1

Impacted Files	Coverage Δ
app/dashboard/views.py	14.23% <0%> (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 50400fa...ff614a9. Read the comment docs.