Examine source code of multicolor tiny squares

{
  "theme": {
    "images": {
      "theme_frame": "gaufrlisseiris.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#fcf6bd"
    }
  },
  "version": "2.0",
  "name": "multicolor tiny squares",
  "manifest_version": 2,
  "description": "tiny squares multicolor pattern texture carres colore multicolore colored motif glitter glittering paillettes scintillant"
}