Examine source code of brushfire

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "brushfire",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right bottom"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(251, 139, 0, 0.25)",
      "toolbar_text": "rgb(254, 160, 18)",
      "frame": "rgb(207, 1, 3)",
      "tab_background_text": "rgb(255, 169, 0)",
      "toolbar_field": "rgba(56, 0, 0, 0.53)",
      "toolbar_field_text": "rgb(251, 250, 121)",
      "tab_line": "rgb(255, 225, 86)",
      "popup": "rgb(109, 0, 4)",
      "popup_text": "rgb(254, 231, 124)",
      "tab_loading": "rgb(255, 225, 86)"
    }
  }
}