How To Make a 3 Column Blog

For the past hour or so, I've been fiddling with my blog layout. Fueled only by vanilla bean coffee and a slice of Ultimate Cheesecake, I've come up with some exciting new colors. I wanted a change from the previously classic white background, black font look. Pink does match my new banner and logo, but OH, I hope this is not too garish or shocking to the senses - please let me know, won't you?I