Change Browse for CAP

[karindalziel]

• [x] remove browse as nav
• [x] remove tabs from browse page
• [x] add link to gender browse from main page
• [x] Karin: Style extra browse button

[wkdewey]

What does "remove tabs from browse page" mean? I removed the tabs from all the "browse by" pages, though the navbar is still visible here: https://cdrhdev1.unl.edu/african_poetics/contemporarypoets.

[karindalziel]