--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gtk-3.20/gnome-builder.css	Sat Mar 16 13:31:05 2019 +0000
@@ -0,0 +1,36 @@
+omnibar {
+  background-color: @wm_bg_a;
+}
+
+omnibar:backdrop {
+  background-color: @wm_title;
+}
+
+/* Note: We need to use some odd rules to override the styles
+ * because standard specificity doesn't seem to be enough.
+ * 
+ * This appears to be in part because all of this CSS is defined BEFORE
+ * Builder imports the shared-omnibar.css file, so our code gets
+ * overwritten (even though more specific rules should win)
+ */
+
+omnibar entry {
+  background-image: linear-gradient(to top, @wm_bg_a 0%, @wm_bg_a 100%);
+  border-top-color: @wm_button_border;
+  border-right-color: @wm_button_border;
+  border-bottom-color: @wm_button_border;
+  border-left-color: @wm_button_border;
+}
+
+omnibar:hover entry,
+omnibar:active entry {
+  background-image: linear-gradient(to top, shade(@wm_bg_a, 1.1) 0%, shade(@wm_bg_a, 1.1) 100%);
+}
+
+omnibar:backdrop entry {  
+  background-image: linear-gradient(to top, @wm_title 0%, @wm_title 100%);
+  border-top-color: @wm_button_border;
+  border-right-color: @wm_button_border;
+  border-bottom-color: @wm_button_border;
+  border-left-color: @wm_button_border;
+}
\ No newline at end of file