Is it just me or is the clock not quite 100%? I see little grey lines/borders appearing around the individual blocks that are rotating. User agent, if it helps:

Is it just me or is the clock not quite 100%? I see little grey lines/borders appearing around the individual blocks that are rotating. User agent, if it helps: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:23.0) Gecko/20100101 Firefox/23.0