body {
      background-color :#0101DF; 
    }
    div { 
      background-color :#04B404;
      border-radius: 5px;
      padding: 50px;
      margin-bottom: 5px;
    }
    .topbar {
      font-size: 2em;
      font-weight:bold ;
      margin: 5px;
    }
    .sidebar{
      display: inline-block;
      width: 20%;
    }
    .container{
      display: inline-block;
      width: 65%;
      vertical-align: top;
    }
    img {
      height: 150px;
    }
iframe {
  width: 700px;
  height: 600px;
}