Child element of the <CardSection> component.
Usage
import { CardSectionHeader } from 'nr1'Props
 shape | The information shown in the header can be complemented/extended with a link. shape 
 REQUIREDstring
 functionCallback fired any time the user clicks on the button. function (
 shape|stringLocation object or url string to link to. shapepathname REQUIREDstring
 string
 string | 
 node | Content to render inside the section body.  | 
 string | Appends class names to the component.  | 
 object | Inline style for custom styling.  | 
 string | Adds a  Note: You might not see   | 
 string | Title of the header. Required when the title is not provided as children.  |