Make markers clickable

async function init() {
    // Request needed libraries.
    const { Map3DElement, Marker3DInteractiveElement, PopoverElement } =
        await google.maps.importLibrary('maps3d');

    const map = new Map3DElement({
        center: { lat: 37.469, lng: -122.1074, altitude: 0 },
        tilt: 67.5,
        range: 45000,
        mode: 'HYBRID',
    });

    map.mode = 'SATELLITE';

    for (const position of positions) {
        const popover = new PopoverElement({
            open: true,
        });

        popover.append(position.name);

        const interactiveMarker = new Marker3DInteractiveElement({
            position,
            gmpPopoverTargetElement: popover,
        });

        map.append(interactiveMarker);
        map.append(popover);
    }

    document.body.append(map);
}

const positions = [
    {
        lat: 37.50981071450543,
        lng: -122.20280629839084,
        name: 'Google Redwood City',
    },
    {
        lat: 37.423897572754754,
        lng: -122.09167346506989,
        name: 'Google West Campus',
    },
    {
        lat: 37.42333982824077,
        lng: -122.06647571637265,
        name: 'Google Bay View',
    },
    {
        lat: 37.42193728115661,
        lng: -122.08531908774293,
        name: 'Googleplex',
    },
    {
        lat: 37.39982552146971,
        lng: -122.057934225745,
        name: 'Google Quad Campus',
    },
    {
        lat: 37.40317922575345,
        lng: -122.03276863941647,
        name: 'Google Tech Corners',
    },
    {
        lat: 37.41181058680138,
        lng: -121.9538960231151,
        name: 'Google San Jose',
    },
    {
        lat: 37.62759428242346,
        lng: -122.42615377188994,
        name: 'Google San Bruno',
    },
    {
        lat: 37.40369749797231,
        lng: -122.14812537955007,
        name: 'Google Palo Alto',
    },
    {
        lat: 37.793664664297964,
        lng: -122.39504580413139,
        name: 'Google San Francisco',
    },
];

void init();
index.js

/* 
 * Always set the map height explicitly to define the size of the div element
 * that contains the map. 
 */
html,
map {
    height: 100%;
}
body {
    height: 100%;
    margin: 0;
    padding: 0;
}
.textContainer {
    background-color: #4d90fe;
    box-shadow: 0 1px 4px -1px rgba(0, 0, 0, 0.3);
    margin: 10px;
    font:
        400 18px Roboto,
        Arial,
        sans-serif;
    overflow: hidden;
    position: absolute;
    left: 50%;
    bottom: 5px;
    transform: translateX(-50%);
    border: 1px solid white;
    border-radius: 2px;
    padding: 5px;
    z-index: 1000;
}

.text {
    color: white;
    font-size: 1em;
    text-align: center;
}
style.css

<html>
    <head>
        <title>Map</title>

        <link rel="stylesheet" type="text/css" href="./style.css" />
        <script type="module" src="./index.js"></script>
        <script>
            // prettier-ignore
            (g=>{var h,a,k,p="The Google Maps JavaScript API",c="google",l="importLibrary",q="__ib__",m=document,b=window;b=b[c]||(b[c]={});var d=b.maps||(b.maps={}),r=new Set,e=new URLSearchParams,u=()=>h||(h=new Promise(async(f,n)=>{await (a=m.createElement("script"));e.set("libraries",[...r]+"");for(k in g)e.set(k.replace(/[A-Z]/g,t=>"_"+t[0].toLowerCase()),g[k]);e.set("callback",c+".maps."+q);a.src=`https://maps.${c}apis.com/maps/api/js?`+e;d[q]=f;a.onerror=()=>h=n(Error(p+" could not load."));a.nonce=m.querySelector("script[nonce]")?.nonce||"";m.head.append(a)}));d[l]?console.warn(p+" only loads once. Ignoring:",g):d[l]=(f,...n)=>r.add(f)&&u().then(()=>d[l](f,...n))})({
                key: "GOOGLE_MAPS_API_KEY"
            });
        </script>
    </head>
    <body>
        <div id="map"></div>

        <div class="textContainer">
            <div class="text">
                Click on a marker to get the name of the Google Office.
            </div>
        </div>
    </body>
</html>
index.html