Examine source code of Venom Arcade

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#81f8b2",
      "tab_background_text": "#ff5451"
    }
  },
  "version": "2.0",
  "name": "Venom Arcade",
  "manifest_version": 2,
  "description": "This was originally a logo I made for an arcade machine marquee I wanted to make (for an arcade machine duh) but it looks cool so I made a theme out of it. That's pretty much it."
}