diff --git a/core/modules/system/system.theme.css b/core/modules/system/system.theme.css
index dd36ce3..30083c8 100644
--- a/core/modules/system/system.theme.css
+++ b/core/modules/system/system.theme.css
@@ -80,11 +80,28 @@ td.active {
 /**
  * Markup generated by Form API.
  */
+ 
 .form-item,
 .form-actions {
   margin-top: 1em;
   margin-bottom: 1em;
 }
+.system-modules .form-actions, .node-form .form-actions {
+position: fixed;
+content: "";
+display: table;
+clear: both;
+bottom: 0px;
+border-top: 1px solid #aaaaaa;
+width: 100%;
+height: auto;
+background-color: #ffffff;
+margin-left: -36px;
+margin-bottom: 0px;
+padding-left: 36px;
+padding-bottom: 5px;
+padding-top: 5px;
+}
 tr.odd .form-item,
 tr.even .form-item {
   margin-top: 0;