Examine source code of SMKN-5-Malang

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#66cc00",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "SMKN-5-Malang",
  "manifest_version": 2,
  "description": "Created by Ani-TKJ. this is a special firefox theme for SMKN 5 Malang! Browse the wide-world with the spirit of study!!!"
}