Before this commit, when using chatbot on an external website, the answers were not styled like buttons. This happens because styling is using bootstrap classnames, which are not available in the external lib. This commit fixes the issue by putting SCSS equivalent style rules, so that the answers are properly styled. opw-3234872 closes odoo/odoo#118264 X-original-commit: c2c5eee10aa917852c942e1092c026746387e11a Signed-off-by: Sébastien Theys (seb) <seb@odoo.com> Signed-off-by: Alexandre Kühn (aku) <aku@odoo.com>