Change background color of the location in popup

CSS Codes Google Maps
1

Add this code to the Custom CSS field on the Appearance tab of your Google Maps widget’s settings:

.eapps-google-maps-marker-title-wrapper{
  background-color: #ffde05 !important;
}
.eapps-google-maps-marker-directions-icon svg{
  fill: #ffde05 !important;
}