{"name":"Piano Keyboard","short_name":"Piano","description":"To play piano using CSS and JavaScript","start_url":"/","display":"standalone","background_color":"#333333","theme_color":"#333333","lang":"en","scope":"/","orientation":"landscape","icons":[{"src":"images/pwa-64x64.png","sizes":"64x64","type":"image/png"},{"src":"images/pwa-192x192.png","sizes":"192x192","type":"image/png"},{"src":"images/pwa-512x512.png","sizes":"512x512","type":"image/png"},{"src":"images/maskable-icon-512x512.png","sizes":"512x512","type":"image/png","purpose":"maskable"}]}