When you put mouse cursor over a tag, some kind of shadow appears, and I don't like it.
One of the suggestions of new design may be:
Umm... post your suggestions or proofs that the current design is the best possible.
The reason the drop shadow on the right is thicker is because it's the boxshadow of the div that contains the tag. I have to shift the shadow over to the right more so the left shadow starts where the flat edge begins. Visually I agree with you. but technically I wasn't able to implement it. I'm open to suggestions of course since there are plenty css gurus on this site.