Update buy.html

Author: Cobra-Bitcoin

_templates/buy.html

@@ -19,10 +19,10 @@ <h1>{% translate pagetitle %}</h1>
 <div class="container">
   <div class="row card-row" style="justify-content: center;">
 	<div class="card buy-card" style="width: 480px;margin-top: -30px;margin-bottom: 100px;">
-		<div id="buy-widget" style="width: 400px;height: 650px;"></div>
+		<div class="buy-widget""></div>
   	</div>
 </div>
-	  <div style="margin-top: 50px;text-align: center;">
+	  <div class="buy-footer-notice">
 		  <b>The above widget is provided by a third party provider (<a href="https://www.moonpay.com/">MoonPay</a>) and is not associated with bitcoin.org.</b>
 	  </div>
   </div>