I am using sench touch framework in the sencha arhcitect tool. when I am trying to access the application in the mobile emulator, I am getting blank screen. I checked in the Firefox, I found the below CSS warnings. is below css wraning creating problem while accessing the application in the emulator?

would you please assist me, how would I resolve the issue so that mobile application can be accessed in the emulator.


Error in parsing value for 'background-image'. Declaration dropped. sencha-touch-ad2b1378-fa22-4fbe-aa6a-cb2264151c47.css:1Expected color but found 'top'. Error in parsing value for 'background-image'. Declaration dropped. sencha-touch-ad2b1378-fa22-4fbe-aa6a-cb2264151c47.css:1
Unknown property '-moz-border-radius'. Declaration dropped. sencha-touch-ad2b1378-fa22-4fbe-aa6a-cb2264151c47.css:1
Unknown property '-moz-box-shadow'. Declaration dropped. sencha-touch-ad2b1378-fa22-4fbe-aa6a-cb2264151c47.css:1
Unknown property '-moz-border-radius-topright'. Declaration dropped. sencha-touch-ad2b1378-fa22-4fbe-aa6a-cb2264151c47.css:1
Unknown property '-moz-border-radius-bottomright'. Declaration dropped. sencha-touch-ad2b1378-fa22-4fbe-aa6a-cb2264151c47.css:1
Unknown property '-moz-border-radius-topleft'. Declaration dropped. sencha-touch-ad2b1378-fa22-4fbe-aa6a-cb2264151c47.css:1
Unknown property '-moz-border-radius-bottomleft'. Declaration dropped. sencha-touch-ad2b1378-fa22-4fbe-aa6a-cb2264151c47.css:1
Unknown property '-moz-background-clip'. Declaration dropped. sencha-touch-ad2b1378-fa22-4fbe-aa6a-cb2264151c47.css:1
Error in parsing value for 'background'. Declaration dropped. sencha-touch-ad2b1378-fa22-4fbe-aa6a-cb2264151c47.css:1
Expected 'none' or URL but found 'progid'. Error in parsing value for 'filter'. Declaration dropped. sencha-touch-ad2b1378-fa22-4fbe-aa6a-cb2264151c47.css:1
Error in parsing value for 'display'. Declaration dropped. MobileTest
Unknown property '-moz-flex-direction'. Declaration dropped. MobileTest
Error in parsing value for 'transition-delay'. Declaration dropped.