Examine source code of Under the rising sun

{
  "theme": {
    "images": {
      "theme_frame": "header.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#d7e83f"
    }
  },
  "version": "2.0",
  "name": "Under the rising sun",
  "manifest_version": 2,
  "description": "This is a persona i just decided to make. and would like to dedicate this to those who did not return home from WWII."
}