-#category-application > .category-icon {
- -moz-image-region: rect(0, 72px, 24px, 48px)
+/* Collapse the non-active vboxes in decks to use only the height the
+ active vbox needs */
+#historyPane:not([selectedIndex="1"]) > #historyDontRememberPane,
+#historyPane:not([selectedIndex="2"]) > #historyCustomPane,
+#weavePrefsDeck:not([selectedIndex="1"]) > #hasAccount,
+#weavePrefsDeck:not([selectedIndex="2"]) > #needsUpdate,
+#weavePrefsDeck:not([selectedIndex="3"]) > #noFxaAccount,
+#weavePrefsDeck:not([selectedIndex="4"]) > #hasFxaAccount,
+#fxaLoginStatus:not([selectedIndex="1"]) > #fxaLoginUnverified,
+#fxaLoginStatus:not([selectedIndex="2"]) > #fxaLoginRejected {
+ visibility: collapse;