Examine source code of 99HONK

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "99HONK",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat-x"
      ]
    },
    "colors": {
      "toolbar": "rgb(25, 27, 34)",
      "toolbar_text": "rgb(28, 5, 5)",
      "frame": "rgb(15, 15, 17)",
      "tab_background_text": "rgb(215, 226, 239)",
      "toolbar_field": "rgb(54, 58, 89)",
      "toolbar_field_text": "rgb(255, 105, 105)",
      "tab_line": "rgb(205, 35, 38)",
      "popup": "rgb(31, 34, 61)",
      "popup_text": "rgb(215, 226, 239)",
      "button_background_active": "rgb(200, 12, 12)",
      "button_background_hover": "rgb(255, 17, 17)",
      "icons_attention": "rgb(198, 48, 48)",
      "icons": "rgb(162, 17, 249)",
      "ntp_background": "rgb(63, 63, 64)",
      "ntp_text": "rgb(0, 0, 255)",
      "sidebar_border": "rgb(255, 9, 13)",
      "sidebar_highlight": "rgb(138, 22, 40)",
      "sidebar": "rgb(177, 40, 43)",
      "tab_text": "rgb(255, 25, 62)",
      "toolbar_vertical_separator": "rgb(193, 68, 71)",
      "tab_loading": "rgb(205, 35, 38)"
    }
  }
}