+@supports ( :-moz-system-metric(mac-graphite-theme) ) {
+ /* this is a usable workaround to detect we're on Mac OS */
+ toolbar.chromeclass-menubar {
+ -moz-binding: url("chrome://global/content/bindings/toolbar.xml#toolbar");
+ border-bottom: none;
+ }
+}
+
+/* HACK TEST ONLY: try several mac supports rules! */
+
+@supports ( :-moz-system-metric(mac-graphite-theme) ) {
+ /* this is a usable workaround to detect we're on Mac OS */
+ window {
+ background-color:red !important;
+ }
+}
+
+@supports ( color: -moz-mac-accentface ) {
+ /* this is a usable workaround to detect we're on Mac OS */
+ toolbar {
+ border: 1px solid green !important;
+ }
+}
+