img test

index.mjs

@@ -636,7 +636,7 @@ const A = ({react:React, children, title}) =>{
 
 const Img = ({react:React, children, title, node}) =>{
     const _ = React.createElement.bind(React)
-    return _("img", {alt: title, src: children, className: node.startMatch[1]})
+    return _("img", {alt: title, src: children, className: node.startMatch[1] || undefined})
 }
 
 const defaultMapMDToComponents = {