-related specs with Puppetry.",
      "totalTime": "PT15M",

      "video": {
        "@context": "http://schema.org/",
        "@type": "VideoObject",
        "name": "How to test Responsive Web Design with Puppetry",
        "description":"In this video tutorial we are going to see how easy to test RWD-related specs with Puppetry.",
        "thumbnailUrl": "https://puppetry.app/tip/howto-test-responsive-web-design/how-to-test-rwd-with-puppetry.jpg",
        "contentUrl": "https://youtu.be/m1az-KLboG8",
  