Put usernames in orange or an eye catching color. And/Or embolden them. They are too small/hard to see relative to the comment texts and the permalink/reply buttons.

Oh that's pretty sweet. Perfect for a small site. Here have some lesbo pr0n as gratitude for your helpfulness [NSFW](https://68.media.tumblr.com/90f254ebaa6cb870bb6cab393109b48e/tumblr_ojw2qtWsCx1uzx8ido1_500.gif) Huh, no image expanders yet?