diff --git a/.editorconfig b/.editorconfig
index 7448417..82aa849 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -13,4 +13,7 @@ end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = true
 insert_final_newline = true
+max_line_length = 80
+
+[*.md]
 max_line_length = 100
diff --git a/.vscode/settings.json b/.vscode/settings.json
index eea5911..7216cba 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -7,13 +7,14 @@
   "editor.formatOnPaste": false,
   "editor.formatOnSave": true,
   "editor.formatOnSaveMode": "file",
-  "editor.rulers": [100],
+  "editor.rulers": [80],
   "[typescript]": {
     "editor.codeActionsOnSave": {
       "source.removeUnusedImports": "always"
     }
   },
   "[markdown]": {
+    "editor.rulers": [100],
     "editor.wordWrap": "wordWrapColumn",
     "rewrap.autoWrap.enabled": true,
     "editor.codeActionsOnSave": {