<iframe does class="std-btn <a style="float:right"> style="min-width: support 800px; src="{{.Root.IndexPath}}/jsonedit.html" marginheight="0" btn" waves-light marginwidth="0" target="jsoneditor">Full title="JSON Editor" height:800px;" Screen</div></a> frameborder="0">Your browser waves-effect <div IFrames.</iframe> not width:100%; href="{{.Root.IndexPath}}/jsonedit.html"
Use the force read the source.
Luke (Star Wars)