Instant Search: Fix up theme issues #14610
Description
- storefront theme (the default for all WooCommerce), has a number of broken styling details
- storefront: the text color in the close button is black (maybe this won't matter when we change to an X) http://gibrown.wpsandbox.me/demo/?blog_id=20115252&theme=storefront&s=related%20psts
- 2014 no load more button at bottom - http://gibrown.wpsandbox.me/demo/?s=related%20psts&blog_id=20115252&theme=twentyfourteen
- 2015 weird break on filters http://gibrown.wpsandbox.me/demo?blog_id=20115252&theme=twentyfifteen&s=related%20psts https://cloudup.com/cy-YEMc6bwz