Examine source code of Trench - Mito

{
  "manifest_version": 2,
  "version": "1.1",
  "name": "Trench - Mito",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(59, 59, 59)",
      "toolbar_text": "rgb(255, 95, 146)",
      "toolbar_bottom_separator": "rgb(2, 253, 182)",
      "toolbar_field_border_focus": "rgb(255, 95, 146)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(168, 135, 146)",
      "toolbar_field": "rgb(67, 45, 54)",
      "toolbar_field_text": "rgb(2, 253, 182)",
      "tab_line": "rgb(2, 253, 182)",
      "popup": "rgb(0, 40, 28)",
      "popup_text": "rgb(0, 204, 146)",
      "button_background_active": "rgb(255, 95, 146)",
      "frame_inactive": "rgb(85, 17, 43)",
      "icons_attention": "rgb(255, 0, 81)",
      "icons": "rgb(2, 253, 182)",
      "ntp_background": "rgb(0, 0, 0)",
      "ntp_text": "rgb(255, 95, 146)",
      "ntp_card_background": "rgb(67, 45, 54)",
      "popup_border": "rgb(0, 0, 0)",
      "popup_highlight_text": "rgb(2, 253, 182)",
      "popup_highlight": "rgb(226, 94, 134)",
      "sidebar": "rgb(0, 0, 0)",
      "sidebar_border": "rgb(2, 253, 182)",
      "sidebar_highlight_text": "rgb(2, 253, 182)",
      "sidebar_highlight": "rgb(226, 94, 134)",
      "sidebar_text": "rgb(255, 95, 146)",
      "tab_loading": "rgb(2, 253, 182)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{1fbcc910-4cc1-49b0-b2cd-6da92732c565}"
    }
  }
}