diff --git a/views/bootstrap/class.RemoveWorkflow.php b/views/bootstrap/class.RemoveWorkflow.php
index d41e91ab2..8caa4726e 100644
--- a/views/bootstrap/class.RemoveWorkflow.php
+++ b/views/bootstrap/class.RemoveWorkflow.php
@@ -50,7 +50,7 @@ class SeedDMS_View_RemoveWorkflow extends SeedDMS_Bootstrap_Style {
 	<form method="post" action="../op/op.RemoveWorkflow.php" name="form1">
 	<?php echo createHiddenFieldWithKey('removeworkflow'); ?>
 	<input type='hidden' name='workflowid' value='<?php echo $workflow->getId(); ?>'/>
-	<button type='submit' class="btn"><i class="fa fa-remove"></i> <?php printMLText("rm_workflow"); ?></button>
+	<button type='submit' class="btn btn-danger"><i class="fa fa-remove"></i> <?php printMLText("rm_workflow"); ?></button>
 	</form>
 <?php
 		$this->columnEnd();
diff --git a/views/bootstrap/class.UserDefaultKeywords.php b/views/bootstrap/class.UserDefaultKeywords.php
index 5bfad7e96..86319c4f4 100644
--- a/views/bootstrap/class.UserDefaultKeywords.php
+++ b/views/bootstrap/class.UserDefaultKeywords.php
@@ -139,7 +139,7 @@ $(document).ready(function() {
 					<?php echo createHiddenFieldWithKey('removecategory'); ?>
 						<input type="hidden" name="action" value="removecategory">
 						<input type="hidden" name="categoryid" value="<?php echo $category->getID()?>">
-						<button type="submit" class="btn" title="<?php echo getMLText("delete")?>"><i class="fa fa-remove"></i> <?php printMLText("rm_default_keyword_category");?></button>
+						<button type="submit" class="btn btn-danger" title="<?php echo getMLText("delete")?>"><i class="fa fa-remove"></i> <?php printMLText("rm_default_keyword_category");?></button>
 					</form>
 				</div>
 
@@ -177,7 +177,7 @@ $(document).ready(function() {
 									<input type="hidden" name="categoryid" value="<?php echo $category->getID()?>">
 									<input type="hidden" name="keywordsid" value="<?php echo $list["id"]?>">
 									<input type="hidden" name="action" value="removekeywords">
-									<button type="submit" class="btn"><i class="fa fa-remove"></i> <?php printMLText("delete")?></button>
+									<button type="submit" class="btn btn-danger"><i class="fa fa-remove"></i> <?php printMLText("delete")?></button>
 									</form>
 									<br>
 						<?php }  ?>
diff --git a/views/bootstrap/class.WorkflowMgr.php b/views/bootstrap/class.WorkflowMgr.php
index 68d81819e..81944a424 100644
--- a/views/bootstrap/class.WorkflowMgr.php
+++ b/views/bootstrap/class.WorkflowMgr.php
@@ -247,7 +247,7 @@ $(document).ready(function() {
   <?php echo createHiddenFieldWithKey('removetransitionfromworkflow'); ?>
 	<input type="hidden" name="workflow" value="<?php print $workflow->getID();?>">
 	<input type="hidden" name="transition" value="<?php print $transition->getID(); ?>">
-	<button type="submit" class="btn"><i class="fa fa-remove"></i> <?php printMLText("delete");?></button>
+	<button type="submit" class="btn btn-danger"><i class="fa fa-remove"></i> <?php printMLText("delete");?></button>
 </form>
 <?php
 				echo "</td>";