Examine source code of Classic Venom

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "W0NDERwaffle3",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(2, 14, 43, 0.3)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(5, 1, 37)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(255, 255, 255)",
      "toolbar_field_text": "rgb(222, 6, 30)",
      "tab_line": "rgb(245, 21, 67)",
      "popup": "rgb(246, 241, 248)",
      "popup_text": "rgb(207, 9, 41)",
      "tab_loading": "rgb(245, 21, 67)"
    }
  }
}