Voilà le code HTML d'intégration correspondant à la carte interactive ci-dessus !

<iframe  style = "border:none;width:100%;min-height:350px;height:80%;" data-owlappsmap = "yes"

  data-owlappscss= '{
    
    "link":
      " 
        http://www.owlapps.net/modules/owlapps_apps/embedmap/ex1.css, 
        https://fonts.googleapis.com/css?family=Kenia,
      "
    ,
    
    "internal":
      "
        .myRedFont {
          font-family: Kenia, serif  ;
          fill: red;  /* use fill instead of color because <text> tag is a SVG tag */
          opacity:0.7;
        }
          
        
        .myBigSize {
          font-size:2.5em;
        }
      "
  }'
  
>

  <?xml version="1.0" encoding="UTF-8"?>
    
    <kml xmlns="http://www.opengis.net/kml/2.2">
      
      <Document>

        <Folder>
        
          <name>
            Test your own custom CSS
          </name>
          
          <open>
            1
          </open>
        
          <Snippet>
            <![CDATA[
              The beautiful <strong><a target="_blank" href="https://fonts.google.com/specimen/Kenia?utm_source=developers.google.com&utm_medium=referral" >Kenia</a></strong> Google Font! 
            ]]> 
          
          </Snippet>
        
          <Placemark>
          
            <name>
              Hello!
            </name>
       	    
       	    <Point>
       	      <coordinates>
                2.33935,48.85777
              </coordinates>
       	    </Point>
       	  
       	    <description>
       	      <![CDATA[
       	        __geolink__ , voilà un exemple d'utilisation de la balise LabelStyle et de la propriété data-owlappscss
     	        ]]>
   	        </description>
   	        
            <Style>
            
              <LabelStyle>
              
                <scale>
                  2
                </scale>
                
                <color>
                  FF00ebff <!-- yellow color -->
                </color>
                
                <className>
                  myRedFont  myBigSize  <!-- final result is a red color font (70% opacity) instead of yellow color -->
                </className>
                
                <anchor>
                  0, 35
                </anchor>
                <!-- anchor tag is not a standard KML tag, especially created for the embedMap technology  -->
                
              </LabelStyle>
              
            </Style>
          
          </Placemark>
          
        </Folder>
        
      </Document>
      
    </kml>
    
</iframe> 
Video demo: