Bug 36070: Fix CSS class

Bug 36070: Fix CSS class

1) Enable UseRecalls
2) Checkout an item to a patron:
   Top INTRA search bar: pick 'check out' and paste a patron
   cardnumber:
   23529000035676
   press enter
3) Enter an item barcode:
   39999000003154
   Press checkout
4) As user koha/koha, visit OPAC page for this biblio:
   opac-url/cgi-bin/koha/opac-detail.pl?biblionumber=76
5) Notice all sidebar actions on the right have hover effect except for
   'Place recall'

Apply patch, repeat test plan.

Signed-off-by: Owen Leonard <oleonard@myacpl.org>
Signed-off-by: Emily Lamancusa <emily.lamancusa@montgomerycountymd.gov>
Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de>