Examine source code of Gray And Tulips

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Tulips",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(135, 146, 151, 0)",
      "toolbar_text": "rgb(237, 225, 240)",
      "frame": "rgb(119, 137, 148)",
      "tab_background_text": "rgb(237, 225, 240)",
      "toolbar_field": "rgb(198, 166, 187)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(240, 175, 218)",
      "popup": "rgb(88, 102, 109)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_active": "rgb(21, 167, 67)",
      "button_background_hover": "rgb(88, 102, 109)",
      "frame_inactive": "rgb(21, 167, 67)",
      "icons_attention": "rgb(21, 121, 53)",
      "icons": "rgb(129, 211, 155)",
      "ntp_background": "rgb(195, 202, 205)",
      "ntp_text": "rgb(255, 255, 255)",
      "popup_border": "rgb(191, 125, 168)",
      "popup_highlight_text": "rgb(255, 255, 255)",
      "popup_highlight": "rgb(127, 39, 97)",
      "sidebar_border": "rgb(191, 125, 168)",
      "sidebar_highlight_text": "rgb(255, 255, 255)",
      "sidebar_highlight": "rgb(191, 125, 168)",
      "sidebar_text": "rgb(255, 255, 255)",
      "sidebar": "rgb(88, 102, 109)",
      "tab_loading": "rgb(21, 167, 67)",
      "tab_selected": "rgb(127, 39, 97)",
      "toolbar_bottom_separator": "rgb(119, 137, 148)",
      "toolbar_field_border": "rgb(127, 39, 97)",
      "toolbar_field_focus": "rgb(21, 121, 53)",
      "toolbar_field_highlight_text": "rgb(255, 255, 255)",
      "toolbar_field_highlight": "rgb(127, 39, 97)",
      "toolbar_field_text_focus": "rgb(255, 255, 255)",
      "toolbar_top_separator": "rgba(119, 137, 148, 0.12)",
      "toolbar_vertical_separator": "rgb(21, 167, 67)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{743ebbb4-3d2d-41c0-9c0d-e103bcf4c28b}"
    }
  }
}