diff --git a/eww/scss/osd/_bat.scss b/eww/scss/osd/_bat.scss
new file mode 100644
index 0000000..c1e2659
--- /dev/null
+++ b/eww/scss/osd/_bat.scss
@@ -0,0 +1,36 @@
+@use "../colors/_glassy.scss" as *;
+//OSD - fill colors - battery
+
+@mixin osd_fill_cols_bat {
+    &.osd_bat {
+	.osd_prog_filled {
+	    &.unknown {
+		background-color:   $osd_fill_col_bat_unknown;
+	    }
+	    &.notcharging {
+		background-color:   $osd_fill_col_bat_notcharging;
+	    }
+	    &.charging {
+		background-color:   $osd_fill_col_bat_charging;
+	    }
+	    &.discharging {
+		background-color:   $osd_fill_col_bat_discharging;
+	    }
+	    &.vlow {
+		background-color:   $osd_fill_col_bat_critical;
+	    }
+	    &.low {
+		background-color:   $osd_fill_col_bat_low;
+	    }
+	    &.medium {
+		background-color:   $osd_fill_col_bat_normal;
+	    }
+	    &.high {
+		background-color:   $osd_fill_col_bat_high;
+	    }
+	    &.full {
+		background-color:   $osd_fill_col_bat_full;
+	    }
+	}
+    }
+}
\ No newline at end of file