 support these APIs natively (e.g. IE11) -->

<button id="button1">Load content from other bundle</button>
<button id="button2">Load flow</button>
<button id="loadVaadinRouter">Load Vaadin Router</button>
<button id="updatePageTitle"></button>
<p></p>
    <label>Route: <input type="text" id="pathname" placeholder="route"></label>
    <label>Search/query: <input type="text" id="search" placeholder="Search"></label>
    <button id="button3">Navigate flow</button>
<div id="div3"></div>


<div id="div0">index.h