In SM 9.x SRC the font size of Browse Catalog button is small and cannot be customized as the font size has been fixed in style.swf file in <SRC_Root_Folder>\src\secure\configuration\default>
There is already existing Enhancement Request, QCCR1E95843 SRC Browse Catalog button is too small and cannot be customized
One possible workaround is to customize the label "Browse Catalog"
We can customize the name and make it ALL CAPS like below which does makes it more prominent.
The following user interface labels can be customized in SRC client customization file, which you can find in the following default location:
1. In the custom.properties file, add the following UI text label key:
header.search.openCatalog.button.label = BROWSE CATALOG FOR SRC
2. Restart the Service Request Catalog service.
You Service Request Catalog should appear as follows