Examine source code of Safari complete

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Safari complete",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(250, 250, 250)",
      "toolbar_text": "rgb(56, 56, 56)",
      "frame": "rgb(232, 232, 232)",
      "tab_background_text": "rgb(56, 56, 56)",
      "toolbar_field": "rgb(236, 236, 236)",
      "toolbar_field_text": "rgb(56, 56, 56)",
      "tab_line": "rgb(255, 255, 255)",
      "popup": "rgb(235, 235, 235)",
      "popup_text": "rgb(52, 52, 52)",
      "icons": "rgb(105, 105, 105)",
      "ntp_background": "rgb(230, 230, 230)",
      "ntp_text": "rgb(63, 63, 63)",
      "popup_border": "rgb(250, 250, 250)",
      "popup_highlight_text": "rgb(247, 249, 251)",
      "sidebar_highlight_text": "rgb(247, 249, 251)",
      "sidebar_highlight": "rgb(22, 121, 244)",
      "sidebar_text": "rgb(63, 73, 101)",
      "sidebar": "rgb(230, 230, 230)",
      "tab_loading": "rgb(21, 88, 220)",
      "tab_selected": "rgb(247, 249, 251)",
      "toolbar_field_border_focus": "rgb(28, 28, 28)"
    }
  }
}