Examine source code of Lace-curtain

{
  "theme": {
    "images": {
      "theme_frame": "Lace-curtain-03-01.jpg"
    },
    "colors": {
      "frame": "#4a4a4a",
      "tab_background_text": "#4a4a4a"
    }
  },
  "version": "2.0",
  "name": "Lace-curtain",
  "manifest_version": 2,
  "description": "柔らかな光と影。全てその優しさに包まれて・・・。小鳥のさえずり、掛け時計の針の音・・・穏やかにゆったりと・・・心静かに・・・。"
}