Examine source code of Simple But Pixel

{
  "theme": {
    "images": {
      "theme_frame": "Clouds.jpg"
    },
    "colors": {
      "frame": "#2c9627",
      "tab_background_text": "#d2f7d3"
    }
  },
  "version": "2.0",
  "name": "Simple But Pixel",
  "manifest_version": 2,
  "description": "This is my first persona, If you like this I may make more in the future. Just leave some suggestions."
}