Examine source code of Light the night

{
  "theme": {
    "images": {
      "theme_frame": "Header.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#3333ff"
    }
  },
  "version": "2.0",
  "name": "Light the night",
  "manifest_version": 2,
  "description": "A twinklestar themed persona by Saiberfun.\nI hope you all will have a great X-Mas with persona."
}