Examine source code of Spring Pink by M♥Donna

{
  "name": "Spring Pink by M♥Donna",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "Pink NaturalsH3.jpg"
    },
    "colors": {
      "frame": "rgba(233, 123, 136, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(222, 166, 171, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(235, 124, 134, 0.07)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)",
      "tab_line": "rgba(0, 0, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c787b2d1-37c9-4809-b431-6c45acee40dd}"
    }
  }
}