Index: openacs-4/packages/xowiki/tcl/bootstrap-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/bootstrap-procs.tcl,v
diff -u -N -r1.11.2.21 -r1.11.2.22
--- openacs-4/packages/xowiki/tcl/bootstrap-procs.tcl	15 Jan 2022 18:12:06 -0000	1.11.2.21
+++ openacs-4/packages/xowiki/tcl/bootstrap-procs.tcl	25 Mar 2022 19:13:40 -0000	1.11.2.22
@@ -466,13 +466,8 @@
           set id [::xowiki::Includelet html_id $bulk_action]
           html::ul -class compact {
             html::li {
-              #
-              # For some reason, btn-secondary seems not to be available
-              # for the "a" tag, so we set the border-color manually.
-              #
-              html::a -class "btn btn-secondary" -rule button \
+              html::a -class "btn [::xowiki::CSS class btn-default]" -rule button \
                   -title [$bulk_action tooltip] -href # \
-                  -style "border-color: #ccc;" \
                   -id $id {
                     html::t [$bulk_action label]
                   }
Index: openacs-4/packages/xowiki/tcl/form-field-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/form-field-procs.tcl,v
diff -u -N -r1.284.2.210 -r1.284.2.211
--- openacs-4/packages/xowiki/tcl/form-field-procs.tcl	15 Mar 2022 11:53:15 -0000	1.284.2.210
+++ openacs-4/packages/xowiki/tcl/form-field-procs.tcl	25 Mar 2022 19:13:40 -0000	1.284.2.211
@@ -1336,7 +1336,7 @@
               :$inner_method
             }
             ::html::div -class "modal-footer" {
-              ::html::button -type "button" -class "btn btn-secondary" -data-dismiss "modal" {
+              ::html::button -type "button" -class "btn [::xowiki::CSS class btn-default]" -data-dismiss "modal" {
                 ::html::t Close
               }
             }
Index: openacs-4/packages/xowf/tcl/test-item-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowf/tcl/test-item-procs.tcl,v
diff -u -N -r1.7.2.226 -r1.7.2.227
--- openacs-4/packages/xowf/tcl/test-item-procs.tcl	23 Mar 2022 20:40:59 -0000	1.7.2.226
+++ openacs-4/packages/xowf/tcl/test-item-procs.tcl	25 Mar 2022 19:20:17 -0000	1.7.2.227
@@ -2575,7 +2575,7 @@
         |        </form>
         |      </div>
         |      <div class="modal-footer">
-        |        <button type="button" class="btn btn-secondary"
+        |        <button type="button" class="btn [::xowiki::CSS class btn-default]"
         |                data-dismiss="modal">#acs-kernel.common_Cancel#
         |        </button>
         |        <button id="grading-modal-confirm" type="button" class="btn btn-primary confirm"
@@ -6573,7 +6573,7 @@
         |        </form>
         |      </div>
         |      <div class="modal-footer">
-        |        <button type="button" class="btn btn-secondary"
+        |        <button type="button" class="btn [::xowiki::CSS class btn-default]"
         |                data-dismiss="modal">#acs-kernel.common_Cancel#
         |        </button>
         |        <button id="configuration-modal-confirm" type="button" class="btn btn-primary confirm"
@@ -6616,7 +6616,7 @@
       return [ns_trim -delimiter | [subst {
         | [:question_info_block $obj]
         | $results_summary
-        | <hr><p><a class="btn btn-default" href="$return_url">#xowiki.back#</a></p>
+        | <hr><p><a class="btn [::xowiki::CSS class btn-default]" href="$return_url">#xowiki.back#</a></p>
       }]]
     }