diff --git a/.htmlvalidate.json b/.htmlvalidate.json
new file mode 100644
index 0000000..71bed1a
--- /dev/null
+++ b/.htmlvalidate.json
@@ -0,0 +1,10 @@
+{
+  "root": true,
+  "extends": ["html-validate:recommended"],
+  "rules": {
+    "require-meta-charset": "error",
+    "require-img-alt": "error",
+    "no-inline-style": "error",
+    "long-title": "error"
+  }
+}
diff --git a/.prettierrc.json b/.prettierrc.json
new file mode 100644
index 0000000..c6902cd
--- /dev/null
+++ b/.prettierrc.json
@@ -0,0 +1,7 @@
+{
+    "$schema": "https://json.schemastore.org/prettierrc",
+    "semi": false,
+    "singleQuote": true,
+    "printWidth": 100
+  }
+  
\ No newline at end of file
diff --git a/nuxt.config.ts b/nuxt.config.ts
index d38f650..f4f4ff3 100644
--- a/nuxt.config.ts
+++ b/nuxt.config.ts
@@ -27,7 +27,7 @@ export default defineNuxtConfig({
   ...config,
   htmlValidator: {
     usePrettier: true,
-    logLevel: "warning",
+    logLevel: "error",
     failOnError: false,
   },
   app: {