Examine source code of Improve Yourself

{
  "theme": {
    "images": {
      "theme_frame": "IMPROVEYOURSELF5.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#8a8a8a"
    }
  },
  "version": "2.0",
  "name": "Improve Yourself",
  "manifest_version": 2,
  "description": "Tags: Fitness Weights Diet Diat Body Smoke Fat Lose Loss Burn Fire scale balance weighing machine Woman Sport Girl Feel good Work Exercise Fit Power Determination Black Bodybuilding"
}