Examine source code of Lucario-N

{
  "manifest_version": 2,
  "version": "2.1.1",
  "name": "Lucario-N",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(85, 97, 145, 0.22)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(17, 18, 34)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(16, 16, 25)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(81, 117, 233)",
      "popup": "rgba(31, 34, 61, 0.82)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_hover": "rgba(80, 77, 93, 0.72)",
      "popup_border": "rgba(34, 25, 77, 0)",
      "sidebar_border": "rgba(209, 205, 229, 0)",
      "sidebar_highlight": "rgb(81, 117, 233)",
      "sidebar": "rgb(21, 21, 34)",
      "sidebar_text": "rgb(255, 255, 255)",
      "tab_selected": "rgba(36, 47, 198, 0.51)",
      "tab_text": "rgb(255, 255, 255)",
      "toolbar_top_separator": "rgba(81, 117, 233, 0)",
      "tab_loading": "rgb(81, 117, 233)"
    }
  }
}