Examine source code of Hello kitty easter

{
  "theme": {
    "images": {
      "theme_frame": "easterhellokitty1.jpg"
    },
    "colors": {
      "frame": "#ff94e6",
      "tab_background_text": "#301c00"
    }
  },
  "version": "2.0",
  "name": "Hello kitty easter",
  "manifest_version": 2,
  "description": "hello kitty. easter. holiday. cute. kawaii. japan. sanrio. cat. japanese.bunny."
}