Examine source code of Colored fireflies

{
  "theme": {
    "images": {
      "theme_frame": "Luciernagasdecolores4.jpg"
    },
    "colors": {
      "frame": "#54ebff",
      "tab_background_text": "#c4c4c4"
    }
  },
  "version": "2.0",
  "name": "Colored fireflies",
  "manifest_version": 2,
  "description": "Mi primer diseño para pesonas for firefox espero sea de tu agrado.\n\t\nMy first design to personas for firefox \nI hope to be to your liking. "
}