<p>Reusing values in CSS (particularly colors) has always been a problem for me when it comes to maintaining that CSS. What are the best tools for creating variables, or generally improving maintainability with CSS?</p>

[{'answer_id': 50834, 'author': 'Sam Hasler', 'author_id': 2541, 'author_profile': 'https://Stackoverflow.com/users/2541', 'pm_score': 2, 'selected': False, 'text': '<p>See the answers to the following questions </p>\n\n<ul>\n<li><a href="https://stackoverflow.com/questions/47487/create-a-variable-in-css-file-for-use-within-that-css-file">Create a variable in .CSS file for use within that .CSS file</a></li>\n<li><a href="https://stackoverflow.com/questions/30170/avoiding-repeated-constants-in-css">Avoiding repeated constants in CSS</a></li>\n</ul>\n'}, {'answer_id': 51091, 'author': 'airportyh', 'author_id': 5304, 'author_profile': 'https://Stackoverflow.com/users/5304', 'pm_score': 1, 'selected': False, 'text': '<p>I have used <a href="https://sass-lang.com" rel="nofollow noreferrer">Sass</a> and think it\'s great.</p>\n'}, {'answer_id': 3805037, 'author': 'Michael Mior', 'author_id': 123695, 'author_profile': 'https://Stackoverflow.com/users/123695', 'pm_score': 0, 'selected': False, 'text': '<p>I haven\'t had the chance to use it on a project yet, but if you happen to be using PHP for your backend, <a href="http://turbine.peterkroener.de/" rel="nofollow">Turbine</a> looks promising.</p>\n'}]
['https://Stackoverflow.com/questions/50823', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/-1/']