Add margin-top to style for improved layout

Author: willum070

samples/3d-camera-position/style.css

@@ -47,6 +47,7 @@ gmp-map-3d {
     border: 1px solid rgba(255, 255, 255, 0.1);
     border-radius: 16px;
     padding: 24px;
+    margin-top: 10px;
     box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
 }