Examine source code of Blood Nightmare

{
  "theme": {
    "images": {
      "theme_frame": "blood_header_300k.jpg"
    },
    "colors": {
      "frame": "#db1515",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Blood Nightmare",
  "manifest_version": 2,
  "description": "Blood splatters across a red and black screen"
}