--- a/mobile/chrome/content/content.css
+++ b/mobile/chrome/content/content.css
@@ -31,215 +31,218 @@
  * use your version of this file under the terms of the MPL, indicate your
  * decision by deleting the provisions above and replace them with the notice
  * and other provisions required by the GPL or the LGPL. If you do not delete
  * the provisions above, a recipient may use your version of this file under
  * the terms of any one of the MPL, the GPL or the LGPL.
  *
  * ***** END LICENSE BLOCK ***** */
 
+@namespace url("http://www.w3.org/1999/xhtml");
+@namespace xul url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+
 /* make clicking on links stand out a bit (bug 532206) */
-html *:not(embed):focus, *:focus > font {
+* > *:not(embed):focus, * > *:focus > font {
   outline: 2px solid #8db8d8 !important;
   /*
     XXX How do I preserve mac focusring without blowing focus color on other platforms?
     outline-color: -moz-mac-focusring !important;
   */
 }
 
-html *|*:link:focus, *|*:visited:focus {
+*:link:focus, *:visited:focus {
   outline-offset: -2px;
 }
 
 /* Style the scrollbars */
-scrollbar {
+xul|scrollbar {
   -moz-appearance: none !important;
   display: none !important;
 }
 
-scrollbarbutton {
+xul|scrollbarbutton {
   -moz-appearance: none !important;
   display: none !important;
 }
 
-thumb {
+xul|thumb {
   min-width: 10px !important;
   -moz-appearance: none !important;
   background-color: gray !important;
   border: 1px solid gray !important;
   -moz-border-radius: 4px !important;
 }
 
 select:not([size]):not([multiple]) > scrollbar,
 select[size="1"] > scrollbar,
 select:not([size]):not([multiple]) scrollbarbutton,
 select[size="1"] scrollbarbutton {
   display: block !important;
 }
 
 /* Override inverse OS themes */
-html select,
-html button,
-html textarea,
-html input:not([type="image"]) {
+select,
+textarea,
+button,
+* > input:not([type="image"]) {
   -moz-border-radius: 3px;
 }
 
-html select[size],
-html select[multiple],
-html select[size][multiple],
-html textarea,
-html input:not([type="image"]) {
+select[size],
+select[multiple],
+select[size][multiple],
+textarea,
+* > input:not([type="image"]) {
   border-style: solid;
   border-color: #7d7d7d;
   color: #414141;
   background: white -moz-linear-gradient(top, rgba(115,115,115,0.5) 0, rgba(215,215,215,0.5) 3px, rgba(255,255,255,0.2) 16px);
 }
 
-html select:not([size]):not([multiple]),
-html select[size="0"],
-html select[size="1"],
-html input[type="button"],
-html input[type="submit"],
-html input[type="reset"],
-html button {
+select:not([size]):not([multiple]),
+select[size="0"],
+select[size="1"],
+* > input[type="button"],
+* > input[type="submit"],
+* > input[type="reset"],
+button {
   border-style: solid;
   border-color: #7d7d7d;
   color: #414141;
   background: white -moz-linear-gradient(top, rgba(255,255,255,0.2) 0, rgba(215,215,215,0.5) 18px, rgba(115,115,115,0.5) 100%);
 }
 
-html input[type="checkbox"] {
+input[type="checkbox"] {
   background: white -moz-linear-gradient(top, rgba(115,115,115,0.5) 0, rgba(215,215,215,0.5) 2px, rgba(255,255,255,0.2) 6px);
 }
 
-html input[type="radio"] {
+input[type="radio"] {
   background: -moz-radial-gradient(6px 6px, cover, rgba(255,255,255,0.2) 3px, rgba(195,195,195,0.5) 5px, rgba(115,115,115,0.5) 100%);
 }
 
-html select {
+select {
   border-width: 1px;
   padding: 1px;
 }
 
-html select:not([size]):not([multiple]),
-html select[size="0"],
-html select[size="1"] {
+select:not([size]):not([multiple]),
+select[size="0"],
+select[size="1"] {
   padding: 0 1px 0 1px;
 }
 
-html input:not([type="image"]) {
+* > input:not([type="image"]) {
   border-width: 1px;
   padding: 1px;
 }
 
-html textarea {
+textarea {
   border-width: 1px;
   padding: 2px 1px 2px 1px;
 }
 
-html input[type="button"],
-html input[type="submit"],
-html input[type="reset"],
-html button {
+input[type="button"],
+input[type="submit"],
+input[type="reset"],
+button {
   border-width: 1px;
   padding: 0 7px 0 7px;
 }
 
-html input[type="radio"],
-html input[type="checkbox"] {
+input[type="radio"],
+input[type="checkbox"] {
   max-width: 14px;
   max-height: 14px;
   border: 1px solid #a7a7a7 !important;
   padding: 2px 1px 2px 1px;
 }
 
-html select input[type="button"] {
+select input[type="button"] {
   border-width: 0px !important;
   -moz-border-radius: 0;
   -moz-background-size: 100% 90%;
   color: #414141;
 
   background-color: transparent;
   background-image: -moz-radial-gradient(bottom left, #bbbbbb 40%, #f5f5f5) !important;
   background-position: -15px center !important;
   background-repeat: no-repeat !important;
   -moz-binding: url("chrome://browser/content/bindings.xml#select-button");
 }
 
-html select input[type="button"] > svg {
+select input[type="button"] > svg {
   margin-left: -3px;
   margin-top: 6px;
 }
 
-html select[size]:focus,
-html select[multiple]:focus,
-html select[size][multiple]:focus,
-html input[type="file"]:focus > input[type="text"],
-html textarea:focus,
-html input:not([type="image"]):focus {
+select[size]:focus,
+select[multiple]:focus,
+select[size][multiple]:focus,
+textarea:focus,
+input[type="file"]:focus > input[type="text"],
+* > input:not([type="image"]):focus {
   outline: 0px !important;
   border-style: solid;
   border-color: rgb(94,128,153);
   background: white -moz-linear-gradient(top, rgba(27,113,177,0.5) 0, rgba(198,225,246,0.2) 3px, rgba(255,255,255,0.2) 16px);
 }
 
-html select:not([size]):not([multiple]):focus,
-html select[size="0"]:focus,
-html select[size="1"]:focus,
-html input[type="button"]:focus,
-html input[type="submit"]:focus,
-html input[type="reset"]:focus,
-html button:focus {
+select:not([size]):not([multiple]):focus,
+select[size="0"]:focus,
+select[size="1"]:focus,
+input[type="button"]:focus,
+input[type="submit"]:focus,
+input[type="reset"]:focus,
+button:focus {
   outline: 0px !important;
   border-style: solid;
   border-color: rgb(94,128,153);
   background: white -moz-linear-gradient(top, rgba(255,255,255,0.2) 0, rgba(198,225,256,0.2) 18px, rgba(27,113,177,0.5) 100%);
 }
 
-html input[type="checkbox"]:focus,
-html input[type="radio"]:focus {
+input[type="checkbox"]:focus,
+input[type="radio"]:focus {
   border-color: #99c6e0 !important;
 }
 
-html input[type="checkbox"]:focus {
+input[type="checkbox"]:focus {
   background: white -moz-linear-gradient(top, rgba(27,113,177,0.5) 0, rgba(198,225,246,0.2) 2px, rgba(255,255,255,0.2) 6px);
 }
 
-html input[type="radio"]:focus {
+input[type="radio"]:focus {
   background: -moz-radial-gradient(6px 6px, cover, rgba(255,255,255,0.2) 3px, rgba(198,225,246,0.2) 5px, rgba(27,113,177,0.5) 100%);
 }
 
 /* we need to be specific for selects because the above rules are specific too */
-html textarea[disabled],
-html select[size][disabled],
-html select[multiple][disabled],
-html select[size][multiple][disabled],
-html select:not([size]):not([multiple])[disabled],
-html select[size="0"][disabled],
-html select[size="1"][disabled],
-html button[disabled],
-html input:not([type="image"])[disabled] {
+textarea[disabled],
+select[size][disabled],
+select[multiple][disabled],
+select[size][multiple][disabled],
+select:not([size]):not([multiple])[disabled],
+select[size="0"][disabled],
+select[size="1"][disabled],
+button[disabled],
+* > input:not([type="image"])[disabled] {
   color: rgba(0,0,0,0.3);
   border-color: rgba(125,125,125,0.4);
   border-style: solid;
   border-width: 1px;
   background: transparent -moz-linear-gradient(top, rgba(185,185,185,0.4) 0, rgba(235,235,235,0.4) 3px, rgba(255,255,255,0.4) 100%);
 }
 
-html input[type="button"][disabled],
-html input[type="submit"][disabled],
-html input[type="reset"][disabled],
-html button[disabled="true"] {
+input[type="button"][disabled],
+input[type="submit"][disabled],
+input[type="reset"][disabled],
+button[disabled="true"] {
   padding: 0 7px 0 7px;
   background: transparent -moz-linear-gradient(top, rgba(255,255,255,0.4) 0, rgba(235,235,235,0.4) 3px, rgba(185,185,185,0.4) 100%);
 }
 
 
-html input[type="checkbox"][disabled],
-html input[type="radio"][disabled] {
+input[type="checkbox"][disabled],
+input[type="radio"][disabled] {
   border:1px solid rgba(125,125,125,0.4) !important;
 }
 
-html select[disabled] input[type="button"] {
+select[disabled] input[type="button"] {
   opacity: 0.6;
   padding: 1px 7px 1px 7px;
 }