Depending on the number of navigation items you have, you may need to change the font size to accommodate them. When your site is created, the top navigation size is normally set to Large. The font size for the top navigation is set in a format e.g. 2012 Design Master:shared formats/navigation - top - large .
To change the font size, you must change the format in each of your Configuration Sets. You have the option of choosing 4 sizes:
To edit each of your Configuration Sets, click on Administration - Configuration Sets. Find the region called Navigation Top and click on the current format.
Choose the format with the size of font that you need and click Submit.
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