Map Style 1

                
                        
    <div class="maps-style-1">
        <div id="map-container-google-2" class="z-depth-1-half map-container">
        <iframe src="https://maps.google.com/maps?q=chicago&t=&z=13&ie=UTF8&iwloc=&output=embed"
            style="border:0" allowfullscreen></iframe>
        </div>
    </div>

Map Style 2

                
                        
    <div class="maps-style-2">
        <div id="map-container-google-3" class="z-depth-1-half map-container-3">
        <iframe src="https://maps.google.com/maps?q=warsaw&t=k&z=13&ie=UTF8&iwloc=&output=embed"
            style="border:0" allowfullscreen></iframe>
        </div>
    </div>