<div class="ui-widget ui-state-highlight ui-corner-all">
<h1>Exit the Simulation?</h1>
<p class="ui-state-error ui-corner-all">
Warning! After clicking the 'Exit'-button, there is no way to restart the simulation from this user interface</p>
    <button class="ui-state-error" data-bind="
        button: { 
            icons: { 
                primary: 'ui-icon-alert' 
            } 
        }, 
        click: doExit">Exit</button>
</div>