HTML and CSS Reference
Open your favorite browser.
When the CSS Validation Service appears, click the By File Upload tab.
Click Browse and navigate to the styles.css file in the Lesson 5 exercise files.
Note the problem found on line 16 ( Property witdh doesn't exist: 1019px 1019px ) as
shown in Figure 5-4.
Open styles.css in your text editor and go to line 16.
Change “ witdh ” to “ width .”
Save your file.
Return to the CSS Validation Service and re-check the styles.css file.