Examine source code of DGM Running

{
  "theme": {
    "images": {
      "theme_frame": "running.jpg"
    },
    "colors": {
      "frame": "#e0e2e3",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "DGM Running",
  "manifest_version": 2,
  "description": "I did not draw the characters pictured. Find the original artist on deviantArt, under the name jam2599.\nThank you!\n(Characters Allen Walker, Howard Link, Lenalee Lee, Lavi Bookman Jr., and Yuu Kanda belong to Hoshino Katsura.)"
}