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HTML

              
                <iframe
  id="onramper-widget"
  title="Onramper widget"
  frameborder="no"
  src="https://widget.onramper.com?color=266678&apiKey=pk_prod_bS3zq0Y4szaBvMT556ww2A00">
</iframe>
    
    <!-- notes:

API-key:
Add ?apiKey=[YOURAPIKEY] to the URL used for the iframe to use your (test/production) API key. Contact 'tmmmaas' on telegram.


CUSTOMIZATION:
Customize the widget by changing the URL used for the iframe. Possible customization parameters are:
  ?color=266678  Change color using a colour-code hex
  ?defaultCrypto=BTC  Change BTC to another cryptocurrency ticker to display another crypto by default
  ?defaultAmount=100  Change 100 to another amount
  ?onlyCryptos=BTC,ETH,NEO  Only display the cryptocurrencies with the tickers you choose
  ?excludeCryptos=TRX,EOS   Exclude cryptocurrencies changing tickers

If you know the wallet address of the user, you can have this address automatically filled by generating iframes with the following argument added:
?addresses={"BTC":["addr1"],"ETH":["add1r","addr2"]}	
-->
    

              
            
!

CSS

              
                html, body, #onramper-widget {
  height: 100%;
  width: 100%;
  margin: 0;
}
              
            
!

JS

              
                
              
            
!
999px

Console