You don't need to find it. You need to create a css code in your template's CSS section. If you don't know CSS syntax,then it's time too learn it
You should fix the picture. It's not full and for me it's awful...
I tried to get my provisional license (UK) a few months ago, only to find out that because of a drink driving offence on a little 100cc hair dryer 20 years ago, I am on the high risk list and have to pay £100 for a medical on top of the £100 odd quid for the license itself 20 years ago? Come on...