Examine source code of Dark Minimal Matrix Green

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Dark Minimal Matrix Green",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(0, 0, 0)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(35, 121, 134)",
      "toolbar_field": "rgba(42, 42, 42, 0.85)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(106, 209, 10)",
      "popup": "rgb(0, 0, 0)",
      "popup_text": "rgb(102, 185, 27)",
      "button_background_hover": "rgb(177, 7, 69)",
      "icons_attention": "rgb(177, 7, 69)",
      "icons": "rgb(106, 209, 10)",
      "ntp_background": "rgb(0, 0, 0)",
      "popup_border": "rgb(106, 209, 10)",
      "popup_highlight": "rgb(106, 209, 10)",
      "sidebar_border": "rgb(106, 209, 10)",
      "sidebar_highlight": "rgb(106, 209, 10)",
      "tab_selected": "rgba(106, 209, 10, 0.25)",
      "tab_loading": "rgb(106, 209, 10)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{71ce47c6-7c3c-483e-9b00-95059b95d8a5}"
    }
  }
}