diff --git a/css/glowingbear.css b/css/glowingbear.css
index ba74539..c76750b 100644
--- a/css/glowingbear.css
+++ b/css/glowingbear.css
@@ -58,6 +58,10 @@ td.message {
     border-bottom: 2px solid #555;
 }
 
+.input-group-addon, .input-group-btn {
+    vertical-align: top;
+}
+
 .footer button {
     border-radius: 0;
 }
diff --git a/css/themes/dark.css b/css/themes/dark.css
index 1fbbddb..de5c150 100644
--- a/css/themes/dark.css
+++ b/css/themes/dark.css
@@ -43,11 +43,11 @@ tr.bufferline:hover {
     color: black;
 }
 
-.btn-primary {
+.btn-default {
     background-color: #555;
     border-color: #444;
 }
-.btn-primary:hover {
+.btn-default:hover {
     background-color: #666;
     border-color: #555;
 }
diff --git a/directives/plugin.html b/directives/plugin.html
index f3cd7b3..0ae78eb 100644
--- a/directives/plugin.html
+++ b/directives/plugin.html
@@ -1,5 +1,5 @@
 <div ng-show="plugin.visible">
-  <button class="btn btn-primary btn-sm pull-right unselectable"
+  <button class="btn btn-default btn-sm pull-right unselectable"
           ng-click="hideContent()">
     Hide {{ ::plugin.name }}
   </button>
@@ -8,7 +8,7 @@
 </div>
 
 <div ng-hide="plugin.visible">
-  <button class="btn btn-sm pull-right unselectable"
+  <button class="btn btn-default btn-sm pull-right unselectable"
           ng-class="::{
                     'btn-warning': plugin.nsfw,
                     'btn-primary': !plugin.nsfw}"