Examine source code of 2024 * New Year

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "2024 * New Year",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(31, 34, 61, 0)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(34, 31, 40)",
      "tab_background_text": "rgb(243, 225, 255)",
      "toolbar_field": "rgba(54, 58, 89, 0.18)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(255, 186, 0)",
      "popup": "rgb(34, 31, 40)",
      "popup_text": "rgb(229, 215, 239)",
      "button_background_active": "rgba(255, 165, 0, 0.89)",
      "button_background_hover": "rgba(255, 189, 66, 0.92)",
      "icons_attention": "rgba(255, 189, 66, 0.92)",
      "ntp_background": "rgb(34, 31, 40)",
      "popup_border": "rgb(255, 186, 0)",
      "popup_highlight_text": "rgba(255, 189, 66, 0.92)",
      "popup_highlight": "rgba(36, 27, 53, 0.92)",
      "sidebar_border": "rgb(17, 13, 26)",
      "sidebar_highlight_text": "rgba(255, 189, 66, 0.92)",
      "sidebar_highlight": "rgb(17, 13, 26)",
      "sidebar_text": "rgb(229, 215, 239)",
      "sidebar": "rgb(34, 31, 40)",
      "tab_selected": "rgba(65, 49, 97, 0.92)",
      "toolbar_field_highlight": "rgba(65, 49, 97, 0.92)",
      "toolbar_top_separator": "rgba(31, 34, 61, 0)",
      "tab_loading": "rgb(255, 186, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{21173c26-f306-425b-b95c-12e82f6affdc}"
    }
  }
}