When you're formatting in excel 2013 there are basically three levels of formatting, put the three levels in order of top to bottom levels

The answer is "themes, styles, and direct formatting".

Explanation:

The selection of regular colors, font color, or type effects is also known as the Themes. There are many built-on Excel categories accessible mostly on page layout menu: an overview of its impact on the workbook could be accessed via a topic. You may find which various fonts will affect the design of your workbook.  The style of a column is indeed a defined collection of layout tools like font and font color, numbers, cell borders, and cell shading. The range of cell styles incorporated, that can be added or modified. It could also alter or double a cell template to build your customizable cell model. To use a customized format it includes the font, color, borders, etc. It is the direct formatting for the document at a certain time and anywhere. It selects the cell and starts changing the font from the font drop list to modify the font of its current document.