Examine source code of themul

{
  "theme": {
    "images": {
      "theme_frame": "encabezado.jpg"
    },
    "colors": {
      "frame": "#0725e6",
      "tab_background_text": "#f00909"
    }
  },
  "version": "2.0",
  "name": "themul",
  "manifest_version": 2,
  "description": "mi primera plantilla"
}