You can customize “Post Author Description” using the Combo Blocks plugin. This article will help you to customize the post’s author description.
To begin, insert a “Post Author” block.
Click on the “Description” tab.
You can customize the “Color” and “Background Color.”
You can customize “Margin” and “Padding” for your author field.
In the typography section, you can change the “Font Family,” “Font Size,” “Line Height,” “Letter Spacing,” “Font Weight,” “Text Transform,” and “Text Decoration.”