html {
  font-family: sans-serif;
     background: url('img/bg.jpg') no-repeat center center fixed;
  -webkit-text-size-adjust: 100%;
      -ms-text-size-adjust: 100%;
}

body {
  padding-top: 50px;
}
.starter-template {
  padding: 40px 15px;
  text-align: center;
}