Examine source code of Waah!

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Waah!",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-040-0df8e190c15355cd3fa41a58e86426a9.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(0, 0, 0, 0.78)",
      "toolbar_text": "rgb(17, 255, 0)",
      "frame": "rgb(77, 77, 77)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(53, 53, 53, 0.78)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(0, 252, 52)",
      "popup": "rgb(255, 252, 0)",
      "popup_text": "rgb(164, 0, 249)",
      "button_background_active": "rgb(11, 2, 41)",
      "tab_loading": "rgb(0, 252, 52)"
    }
  }
}