/* personalization */
body {
  background: url(https://i.imgur.com/rThFmJA.gif);
}
#container {
  background: #3c0011;
  color: #c38ca1;
}

/* personalization tabs */
#tabs .tab-content {
  background: #550018;
}
h1, h2, h3, h4 {
  color: #ff2e54;
}