Assigning color swatches through the data-theme attribute is one way to leverage the theme system, but it's also possible to apply any of the theme swatches directly to your markup through classes to apply the colors, textures and font formatting of your theme to any markup. This is especially useful when creating your own custom layout elements or UI widgets. Here are a few common theme classes, but many more are available in the theme stylesheet:
ui-bar-(a-z)ui-bar structural class to add the standard bar padding styles.<>/dd>
+ ui-bar structural class to add the standard bar padding styles.ui-body-(a-z)ui-body structural class to add the standard content block padding styles. ui-btn-up-(a-z)