Examine source code of Sun Beams

{
  "theme": {
    "images": {
      "theme_frame": "2.jpg"
    },
    "colors": {
      "frame": "#f5ead0",
      "tab_background_text": "#f5ead0"
    }
  },
  "version": "2.0",
  "name": "Sun Beams",
  "manifest_version": 2,
  "description": "trees, morning, sunlight, sunrise, forest, bright, green, olive"
}