body {
        background:#f3f4f8 url(/images/bg.jpg) no-repeat fixed; background-size: cover; -moz-background-size: cover;
      }

      img {width:50%; margin: 30px auto;}

      .btn-success {background-color: #8DBD5A;border-color: #8DBD5A;}
      .btn-success:hover {background-color: #759f48;border-color: #759f48;}

      .container {padding-top:10%;}