Examine source code of Pink_Diamonds

{
  "theme": {
    "images": {
      "theme_frame": "pink_diamonds_1.jpg"
    },
    "colors": {
      "frame": "#a6a6a6",
      "tab_background_text": "#4ed988"
    }
  },
  "version": "2.0",
  "name": "Pink_Diamonds",
  "manifest_version": 2,
  "description": "pink, green, diamonds, bright, colors, colorful"
}