This bug was fixed in the package horizon - 3:13.0.1-0ubuntu2
--------------- horizon (3:13.0.1-0ubuntu2) bionic; urgency=medium
* d/theme/ubuntu/_styles.scss: Ensure btn-danger rules are preferred when used with a, a:link, a:visited and dropdown-menu.li (LP: #1790189).
-- Corey Bryant <email address hidden> Fri, 14 Sep 2018 13:05:57 -0400
This bug was fixed in the package horizon - 3:13.0.1-0ubuntu2
---------------
horizon (3:13.0.1-0ubuntu2) bionic; urgency=medium
* d/theme/ ubuntu/ _styles. scss: Ensure btn-danger rules are preferred when
used with a, a:link, a:visited and dropdown-menu.li (LP: #1790189).
-- Corey Bryant <email address hidden> Fri, 14 Sep 2018 13:05:57 -0400