4 ms·Would you have any hints for puzzle 3? The power of CSS has far overtaken me in the last few years.by tiddles 8y agoWould you have any hints for puzzle 3? The power of CSS has far overtaken me in the last few years.solox3 8y agoIt involves a "border" style.tiddles 8y agoThanks, those lines in the corners threw me off.