Examine source code of arsenio

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "arsenio",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-008-60d2718f8c915b5ba09f31df5555b459.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(64, 35, 73)",
      "toolbar_text": "rgb(0, 255, 20)",
      "frame": "rgb(134, 58, 176)",
      "tab_background_text": "rgb(232, 244, 15)",
      "toolbar_field": "rgba(25, 228, 118, 0)",
      "toolbar_field_text": "rgb(3, 250, 104)",
      "tab_line": "rgb(253, 124, 73)",
      "popup": "rgb(40, 33, 46)",
      "popup_text": "rgb(159, 65, 190)",
      "tab_loading": "rgb(253, 124, 73)"
    }
  }
}