I have solved this problem myself. Here's the code that prints all css styles from a given *.css file. 

#!C:\Perl\bin\perl -w

use CSS::Tiny;

$CSS = CSS::Tiny->read($ARGV[0]);

foreach (sort keys %$CSS)
{
  print $_."\n";  
}

[download]

In reply to Re: Listing CSS style entities by Heidegger
in thread Listing CSS style entities by Heidegger

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