Examine source code of KittyLove

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "KittyLove",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png",
        "images/1.png",
        "images/2.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top",
        "right top",
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat",
        "repeat",
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(58, 89, 105, 0.17)",
      "toolbar_text": "rgb(71, 142, 218)",
      "frame": "rgb(157, 183, 190)",
      "tab_background_text": "rgb(10, 175, 180)",
      "toolbar_field": "rgb(255, 255, 255)",
      "toolbar_field_text": "rgb(50, 154, 180)",
      "tab_line": "rgb(124, 218, 180)",
      "popup": "rgba(155, 220, 222, 0.44)",
      "popup_text": "rgb(71, 146, 218)",
      "button_background_active": "rgb(0, 49, 173)",
      "button_background_hover": "rgba(44, 200, 204, 0.44)",
      "popup_border": "rgb(90, 93, 154)",
      "popup_highlight_text": "rgb(0, 49, 173)",
      "popup_highlight": "rgba(17, 141, 145, 0.6)",
      "tab_background_separator": "rgb(0, 49, 173)",
      "toolbar_bottom_separator": "rgb(124, 218, 180)",
      "toolbar_field_highlight": "rgb(71, 142, 218)",
      "toolbar_field_separator": "rgb(71, 146, 218)",
      "toolbar_top_separator": "rgb(71, 142, 218)",
      "toolbar_vertical_separator": "rgb(0, 49, 173)",
      "tab_loading": "rgb(124, 218, 180)"
    }
  }
}