diff --git a/.editorconfig b/.editorconfig
index 12f0ef580d..7849b090d7 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -9,6 +9,9 @@ indent_size = 2
 indent_style = space
 trim_trailing_whitespace = true
 
+[*.css]
+indent_size = 4
+
 [*.js]
 insert_final_newline = true