WP_Customize_Custom_CSS_Setting
Custom Setting to handle WP Custom CSS.
Custom Setting to handle WP Custom CSS.
WP_Customize_Custom_CSS_Setting constructor.
Filters wp_get_custom_css for applying the customized value.
Add filter to preview post value.
Store the CSS setting value in the custom_css custom post type for the stylesheet.
Validate a received value for being valid CSS.
Fetch the value of the setting. Will return the previewed value when preview() is called.