diff --git a/src/colors.css b/src/colors.css
index e9cb0ff..f9b35e0 100644
--- a/src/colors.css
+++ b/src/colors.css
@@ -68,7 +68,7 @@
 /*************/
 
 html[theme-base='dark'] {
-	--in-background-image: url('/background.jpg');
+	--in-background-image: url('/background.webp');
 	--in-normalized-background: #000;
 	--in-container-background: transparent;
 
diff --git a/static/background.webp b/static/background.webp
new file mode 100644
index 0000000..eae804c
Binary files /dev/null and b/static/background.webp differ