Examine source code of kdeBaseAlt

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "kdeBaseAlt-v1",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(0, 83, 135, 0.3)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(0, 83, 135)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(225, 234, 239, 0.8)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(255, 255, 255)",
      "popup": "rgba(255, 255, 255, 0.8)",
      "popup_text": "rgb(0, 0, 0)",
      "button_background_active": "rgba(0, 62, 101, 0.4)",
      "button_background_hover": "rgba(225, 234, 239, 0.5)",
      "icons": "rgb(255, 255, 255)",
      "popup_border": "rgb(0, 83, 135)",
      "tab_selected": "rgba(255, 255, 255, 0.7)",
      "tab_text": "rgb(0, 0, 0)",
      "toolbar_bottom_separator": "rgb(0, 0, 0)",
      "toolbar_field_border_focus": "rgb(255, 255, 255)",
      "toolbar_field_border": "rgb(255, 255, 255)",
      "toolbar_field_highlight": "rgb(0, 83, 135)",
      "toolbar_field_separator": "rgb(0, 83, 135)",
      "toolbar_top_separator": "rgb(255, 255, 255)",
      "tab_loading": "rgb(255, 255, 255)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{88c8dd23-8b54-4f1d-bec1-963ae445535c}"
    }
  }
}