Hi @brwolfgurl111 ,
Welcome to Google Cloud Community!
For a Google Map featuring custom styles, choose the Maps JavaScript API, which enables Map ID styling to incorporate custom colors, themes, and unique design touches.
Map color scheme - To create custom light styles and dark styles for your roadmap map types, use cloud-based maps styling.
Other References:
Add a Google Map with a Marker using JavaScript, Add a Google Map to a Web Page, Stack Overflow conversation
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