diff --git a/docs/assets/bootstrap.zip b/docs/assets/bootstrap.zip
index b8f1057d745cdec70e193c0d69eba68fa492f108..6a8dde1ede6be4e801869701203156ace7441386 100644
Binary files a/docs/assets/bootstrap.zip and b/docs/assets/bootstrap.zip differ
diff --git a/docs/assets/css/bootstrap.css b/docs/assets/css/bootstrap.css
index c3e0c0053971a9c9fcfb498869c307c5825a1f00..105dfa401e56919f69ab8a5f383128b754d0dab3 100644
--- a/docs/assets/css/bootstrap.css
+++ b/docs/assets/css/bootstrap.css
@@ -1832,7 +1832,7 @@ table .span12 {
 .btn-danger.active,
 .btn-success.active,
 .btn-info.active,
-.btn-dark.active {
+.btn-inverse.active {
   color: rgba(255, 255, 255, 0.75);
 }
 .btn-primary {
diff --git a/less/buttons.less b/less/buttons.less
index 55e9fbf1c1367cfa4b0483832cf2ce5680364426..7b29f22bb2e0f67b338a533f8f4c1d180efccd27 100644
--- a/less/buttons.less
+++ b/less/buttons.less
@@ -126,7 +126,7 @@
 .btn-danger.active,
 .btn-success.active,
 .btn-info.active,
-.btn-dark.active {
+.btn-inverse.active {
   color: rgba(255,255,255,.75);
 }