Create A Web Page --Puzzle #2

Column Width

In the United States, a common newspaper columns measurement is about 11 picas wide (or about 1.83 inches), though this measure varies from paper to paper and in other countries. On a Computer screen the display is set at 96 pixels/inch, so 1.83 x 96 = 176 Pixels. The Physiology is that it is easier to read something and comprehend it if the reader doesn't have to move their eyes to read the article.
The Puzzle is to make 3 even columns in the content container...
Here's the link to Puzzle #2.

As usual, enjoy!!!