#684610 follow-up by james.elliott: More Seven IE fixes.

themes/seven/ie.css

@@ -10,11 +10,3 @@ fieldset .fieldset-legend {
   left: 0;
   top: 0;
 }
-
-/**
- * Fixes an issue in IE6/IE7 where links in table headers and table row
- * background colors do not appear.
- */
-tr {
-  position: relative;
-}

themes/seven/reset.css

@@ -131,7 +131,6 @@ ul.secondary a.active,
   border: 0;
   font-size: 100%;
   vertical-align: baseline;
-  background: transparent;
   line-height: inherit;
 }
 /* Drupal: system-menus.css */

themes/seven/style.css

@@ -293,7 +293,8 @@ ul.primary li a,
 ul.primary li a.active,
 ul.primary li a:active,
 ul.primary li a:visited,
-ul.primary li a:hover {
+ul.primary li a:hover,
+ul.primary li.active a {
   background-color: #a6a7a2;
   color: #000;
   font-weight: bold;