This is very cool! This only a minor quibble but when you've selected e.g. C and then C++, the 'x' to remove one or other tag from the search results is nearly

This is very cool! This only a minor quibble but when you've selected e.g. C and then C++, the 'x' to remove one or other tag from the search results is nearly invisible. I only found it because I've used a similar 'x' box before on a different site to remove results.