#map{flex-grow:1;height:100%}html,body{flex-direction:column;height:100%;margin:0;padding:0;font-family:Roboto,Arial,sans-serif;display:flex;position:relative}.tooltip{z-index:1001;color:#fff;pointer-events:none;background:#000c;border-radius:4px;padding:10px;font-size:12px;display:none;position:absolute}h1{text-align:center;margin:10px}