diff --git a/src/markdown/sanitize-schema.ts b/src/markdown/sanitize-schema.ts
index 3c20ce00..9123f555 100644
--- a/src/markdown/sanitize-schema.ts
+++ b/src/markdown/sanitize-schema.ts
@@ -17,39 +17,12 @@ const scheme = {
   ],
   attributes: {
     ...defaultSchema.attributes,
-    div: [...(defaultSchema.attributes?.div || []), "className", "style", "id"],
-    img: [
-      ...(defaultSchema.attributes?.img || []),
-      "className",
-      "style",
-      "id",
-      "width",
-      "height",
-    ],
-    code: ["className"],
+    "*": [...(defaultSchema.attributes?.["*"] || []), "className", "style"],
     blockquote: allowedBlockquoteAttrs,
-    video: [
-      "className",
-      "src",
-      "controls",
-      "loop",
-      "muted",
-      "autoplay",
-      "playsinline",
-    ],
-    audio: ["className", "src", "controls", "loop", "muted", "autoplay"],
+    video: ["src", "controls", "loop", "muted", "autoPlay", "playsInline"],
+    audio: ["src", "controls", "loop", "muted", "autoPlay"],
     source: ["src", "type"],
-    iframe: [
-      "className",
-      "src",
-      "allowFullScreen",
-      "frameborder",
-      "width",
-      "height",
-      "allow",
-      "style",
-    ],
-    span: ["className", "style"],
+    iframe: ["src", "allowFullScreen", "frameborder", "allow"],
   },
 }