Examine source code of Mojito Dark

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Mojito Dark",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-001-9c6d74e14860e77ee6f8f43e824bff25.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(41, 41, 41)",
      "toolbar_text": "rgb(236, 239, 241)",
      "frame": "rgb(26, 26, 26)",
      "tab_background_text": "rgb(115, 115, 115)",
      "toolbar_field": "rgb(31, 31, 31)",
      "toolbar_field_text": "rgb(250, 250, 250)",
      "tab_line": "rgb(255, 193, 7)",
      "popup": "rgb(31, 31, 31)",
      "popup_text": "rgb(250, 250, 250)",
      "button_background_active": "rgba(0, 0, 0, 0.5)",
      "button_background_hover": "rgba(0, 0, 0, 0.3)",
      "frame_inactive": "rgba(0, 0, 0, 0.5)",
      "icons_attention": "rgb(255, 193, 7)",
      "icons": "rgb(115, 115, 115)",
      "ntp_background": "rgb(26, 26, 26)",
      "ntp_text": "rgb(250, 250, 250)",
      "popup_border": "rgba(115, 115, 115, 0.5)",
      "popup_highlight_text": "rgb(255, 193, 7)",
      "popup_highlight": "rgba(0, 0, 0, 0.5)",
      "sidebar_border": "rgba(115, 115, 115, 0.5)",
      "sidebar_highlight_text": "rgb(255, 193, 7)",
      "sidebar_highlight": "rgba(0, 0, 0, 0.5)",
      "sidebar_text": "rgb(250, 250, 250)",
      "sidebar": "rgb(26, 26, 26)",
      "tab_loading": "rgb(255, 193, 7)",
      "tab_text": "rgb(250, 250, 250)",
      "toolbar_field_border_focus": "rgba(115, 115, 115, 0.5)",
      "toolbar_field_border": "rgba(115, 115, 115, 0.5)",
      "toolbar_field_highlight_text": "rgb(250, 250, 250)",
      "toolbar_field_highlight": "rgba(67, 160, 71, 0.4)",
      "toolbar_field_text_focus": "rgb(250, 250, 250)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{ffdaee42-7d91-4483-905b-6699b44d9fe4}"
    }
  }
}