diff --git a/themes/light/main.css b/themes/light/main.css
new file mode 100644
index 0000000000000000000000000000000000000000..0e05e085faf9561d8d707ec5c949256593b852ad
--- /dev/null
+++ b/themes/light/main.css
@@ -0,0 +1,3 @@
+.lrgRender > div.mask, .lrgVector > div.mask {
+	background: linear-gradient(90deg, rgba(255, 255, 255, 1), rgba(255, 255, 255, 0.8) 60%, rgba(255, 255, 255, 0));
+}