One of the toughest challenges novice CSS developers face is when seemingly perfect code doesn’t translate into a perfectly rendered browser page. 'The CSS Detective Guide' aims to help, by teaching real world troubleshooting skills. It teachs how to track clues, analyze the evidence, and get to the truth behind CSS mysteries. These aren’t pat solutions, but rather strategies for thinking about CSS. Author Denise Jacobs begins by going over the basics of CSS with a special emphasis on common causes of problems. Then she shows methods for giving your code the third degree.