Fix NCJ template action CSS

[ascobie]

from this:

to this:

[codecov]

Codecov Report

Merging #1430 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1430   +/-   ##
=======================================
  Coverage   54.12%   54.12%           
=======================================
  Files        1029     1029           
  Lines       24423    24423           
  Branches     2806     2806           
=======================================
  Hits        13218    13218           
  Misses      11205    11205

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