<!DOCTYPE html>
<!--[if IE 8]>         <html class="no-js lt-ie9" lang="en"> <![endif]-->
<!--[if gt IE 8]><!--> <html class="no-js" lang="en"> <!--<![endif]-->

<head>
  <meta charset="utf-8" />
  <meta name="viewport" content="width=device-width" />
  <title>MH17 Travelogue</title>
  <link rel="stylesheet" type="text/css" href="styles/app.css">
</head>
<body>
  <main id="content">

    <div id="map"></div>
<iframe id="iframe" width="100%" height="450" scrolling="no" frameborder="no" src="https://w.soundcloud.com/player/?url=https://soundcloud.com/correctiv_org/sets/mh17-eindrucke-aus-der-ostukraine&auto_play=false&buying=false&liking=false&download=false&sharing=true&show_artwork=true&show_comments=false&show_playcount=true&show_user=false&hide_related=false&visual=false&start_track=0&callback=true"></iframe>

  </main>
  <script src="https://w.soundcloud.com/player/api.js"></script>
  <script src="bundle/app.js"></script>
</body>
</html>

<!DOCTYPE html>
<!--[if IE 8]>         <html class="no-js lt-ie9" lang="en"> <![endif]-->
<!--[if gt IE 8]><!--> <html class="no-js" lang="en"> <!--<![endif]-->

<head>
  <meta charset="utf-8" />
  <meta name="viewport" content="width=device-width" />
  <title>MH17 Travelogue</title>
  <link rel="stylesheet" type="text/css" href="styles/app.css">
</head>
<body>
  <main id="content">

    <div id="map"></div>
<iframe id="iframe" width="100%" height="350" scrolling="no" frameborder="no" src="https://w.soundcloud.com/player/?url=https://soundcloud.com/correctiv_org/sets/mh17-eindrucke-aus-der-ostukraine&auto_play=false&buying=false&liking=false&download=false&sharing=true&show_artwork=true&show_comments=false&show_playcount=true&show_user=false&hide_related=false&visual=false&start_track=0&callback=true"></iframe>

  </main>
  <script src="https://w.soundcloud.com/player/api.js"></script>
  <script src="bundle/app.js"></script>
</body>
</html>

Reduce height of player to 350px
Reduce height of player to 350px