manifest.json

{
  "name": "DSC SRM",
  "short_name": "DSC SRM",
  "start_url": "/",
  "orientation": "portrait",
  "related_applications": [{
    "platform": "web",
    "url": "/"
  }],
  "display": "standalone",
  "gcm_sender_id": "482941778795",
  "gcm_sender_id_comment": "Do not change the GCM Sender ID",
   "icons": [{
    "src": "assets/img/logo1.png",
    "sizes": "48x48",
    "type": "image/png"
  }, {
    "src": "assets/img/logo1.png",
    "sizes": "72x72",
    "type": "image/png"
  }, {
    "src": "assets/img/logo1.png",
    "sizes": "96x96",
    "type": "image/png"
  }, {
    "src": "assets/img/logo1.png",
    "sizes": "144x144",
    "type": "image/png"
  },  {
    "src": "assets/img/logo1.png",
    "sizes": "192x192",
    "type": "image/png"
  },  {
    "src": "assets/img/logo1.png",
    "sizes": "512x512",
    "type": "image/png"
  }],
  "theme_color": "#fff",
  "background_color": "#fff"
}