body, html {
    height: 80%;
    background: rgb(207, 221, 226) url("../images/whykings_album_main_image.jpg") no-repeat fixed center;
  }

  div.order_now {
    width: 100%;
    margin-top: 10%;
    margin-left: auto;
    margin-right: auto;
  }
  .centred {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
    width: 10em;
  }