diff --git a/.editorconfig b/.editorconfig
index 8f0c87a1..e55cf872 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -5,3 +5,11 @@ insert_final_newline = true
 indent_style = space
 indent_size = 2
 trim_trailing_whitespace = true
+
+[*.{js,css}]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace = true