h4 {
      font-size: 16px;
      line-height: 1.375em;
      color: #8A2BE2;
      font-weight: 400;
      margin-bottom: 30px;
  }
  .jumbotron {
      background-color: navy;
      color: #8A2BE2;
      padding: 50px 25px;
  }
  .panel {
      border: 1px solid #f4511e; 
      border-radius:0 !important;
      transition: box-shadow 0.5s;
  }
  .panel:hover {
      box-shadow: 5px 0px 40px rgba(0,0,0, .2);
  }
  .panel-footer .btn:hover {
      border: 1px solid #f4511e;
      background-color: #fff !important;
      color: #f4511e;
  }
  .panel-heading {
      color: #fff !important;
      background: linear-gradient(to bottom right, #000000 40%, #cc00ff 100%);
      padding: 25px;
      border-bottom: 1px solid transparent;
      border-top-left-radius: 0px;
      border-top-right-radius: 0px;
      border-bottom-left-radius: 0px;
      border-bottom-right-radius: 0px;
  }
  .panel-footer {
      background: #000000;
  }
  .panel-footer h3 {
      font-size: 32px;
  }
  .panel-body { 
    background: linear-gradient(to top left, #d2bf60 40%, #b18c07 100%);
}
  }
  .panel-footer h4 {
      color: #aaa;
      font-size: 14px;
  }
  .panel-footer .btn {
      margin: 15px 0;
      background-color: #f4511e;
      color: #fff;
  }