http://stackoverflow.com/questions/4308989/are-the-decimal-places-in-a-css-width-respected

It all depends on the number of pixels. So if out container is like 4000 pixels, there is a difference between 12.35% (494 px) and 12.37% (495 px).

Since our video container is very small ( ~< 800 px), I thought that there is no point in having the decimal point run more than 1 digit.