def iframe_code_string(url)
    <<-HTML
      <iframe width="100%" height="100%" scrolling="no" frameborder="no" allow="autoplay" src="#{url}">
      </iframe>
      <div style="font-size: 10px; color: #cccccc;line-break: anywhere;word-break: normal;overflow: hidden;white-space: nowrap;text-overflow: ellipsis; font-family: Interstate,Lucida Grande,Lucida Sans Unicode,Lucida Sans,Garuda,Verdana,Tahoma,sans-serif;font-weight: 100;">