Examine source code of Spring Bright by M♥Donna

{
  "name": "Spring Bright by M♥Donna",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "rgba(245, 215, 208, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(247, 218, 210, 0.02)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(247, 218, 210, 0.13)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{a351c722-c5bf-457d-8262-c73367dee082}"
    }
  }
}