HTML and CSS Reference
Figure 8-4. The gradient is created by a narrow image being tiled horizontally
■ This technique of creating a gradient background relies on using an physical image. Chapter 19 describes
how to generate gradients without an image.
Setting the value of background-repeat to repeat-y tiles the background image along the vertical axis only.
This can be useful for creating a decorative border as in repeat-y.html (see Figure 8-5 ).
Figure 8-5. The border is created by tiling a background image along the vertical axis