diff --git a/theme/standard/styles_layout.css b/theme/standard/styles_layout.css
index 95451ab7aa4..6fdeb075b83 100644
--- a/theme/standard/styles_layout.css
+++ b/theme/standard/styles_layout.css
@@ -682,31 +682,34 @@ body#admin-index .c1 {
   vertical-align: middle;
 }
 
+body#admin-blocks table.generaltable td.cell,
+body#admin-filters table.generaltable td.cell,
 body#admin-modules table.generaltable td.cell,
-body#admin-modules .generaltablecell {
+body#admin-modules .generaltablecell 
+{
   padding-top: 2px;
   padding-bottom: 2px;
 }
 
-body#admin-blocks table#blocks,
-body#admin-blocks table#incompatible {
-  width: 70%;
-  margin: auto;
-}
-
-body#admin-blocks table#blocks th,
-body#admin-blocks table#incompatible th,
-body#admin-blocks table#blocks td.cell,
-body#admin-blocks table#incompatible td.cell {
+body#admin-blocks table.generaltable th,
+body#admin-blocks table.generaltable td.cell,
+body#admin-filters table.generaltable th,
+body#admin-filters table.generaltable td.cell,
+body#admin-modules table.generaltable th,
+body#admin-modules table.generaltable td.cell
+{
   padding: 4px;
   text-align: center;
   vertical-align: middle;
 }
 
-body#admin-blocks table#blocks td.c0,
-body#admin-blocks table#blocks th.c0,
-body#admin-blocks table#incompatible td.c0,
-body#admin-blocks table#incompatible th.c0 {
+body#admin-blocks table.generaltable th.c0,
+body#admin-blocks table.generaltable td.c0,
+body#admin-filters table.generaltable th.c0,
+body#admin-filters table.generaltable td.c0,
+body#admin-modules table.generaltable th.c0,
+body#admin-modules table.generaltable td.c0
+{
   text-align: left;
 }