diff --git a/theme/theme.inc b/theme/theme.inc
index f72a930..b2d9b62 100644
--- a/theme/theme.inc
+++ b/theme/theme.inc
@@ -61,8 +61,9 @@ function template_preprocess_views_view(&$vars) {
 
   $css_class = $view->display_handler->get_option('css_class');
   if (!empty($css_class)) {
-    $vars['css_class'] = preg_replace('/[^a-zA-Z0-9- ]/', '-', $css_class);
-    $vars['classes_array'][] = $vars['css_class'];
+	foreach(explode(" ", $css_class) as $class) {
+	  $vars['classes_array'][] = preg_replace('/[^a-zA-Z0-9-_ ]/', '-', $class);
+	}
   }
 
   $empty = empty($vars['rows']);