Examine source code of Vibrant Neon

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Cool Neon",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-037-b73f9b34467ba541de861f5b4c0c6316.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(74, 43, 85, 0.48)",
      "toolbar_text": "rgb(144, 249, 254)",
      "frame": "rgb(123, 38, 156)",
      "tab_background_text": "rgb(182, 229, 231)",
      "toolbar_field": "rgb(126, 250, 255)",
      "toolbar_field_text": "rgb(30, 70, 71)",
      "tab_line": "rgb(126, 250, 255)",
      "popup": "rgb(85, 25, 108)",
      "popup_text": "rgb(126, 250, 255)",
      "tab_loading": "rgb(126, 250, 255)"
    }
  }
}