Examine source code of Bright Sunflower

{
  "name": "Bright  Sunflower",
  "manifest_version": 2,
  "version": "5.0",
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "rgba(16, 20, 1, 1)",
      "tab_background_text": "rgba(247, 221, 126, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "bookmark_text": "rgba(255, 230, 130, 1)",
      "toolbar_field": "rgba(16, 20, 1, 0.08)",
      "toolbar_field_text": "rgba(255, 231, 133, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c8e41a9d-bdf0-46ce-bebd-b0e9fb393a53}"
    }
  }
}