Use a consistent css ident between build profiles

[bryanforbes]

Fixes #154

[codecov]

Codecov Report

Merging #161 into master will increase coverage by 1.05%.
The diff coverage is 0%.

@@            Coverage Diff             @@
##           master     #161      +/-   ##
==========================================
+ Coverage   56.94%   57.99%   +1.05%     
==========================================
  Files           8        8              
  Lines         497      488       -9     
  Branches      118      115       -3     
==========================================
  Hits          283      283              
+ Misses        214      205       -9

Impacted Files	Coverage Δ
src/base.config.ts	28.2% <ø> (ø)	⬆️
src/dev.config.ts	29.54% <0%> (+5.01%)	⬆️

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