media query is not applying for android screen 720 * 1280 in phonegap

_x000D_ _x000D_ I am developing android apps in phonegap with responsive css. My apps working on all screens fine but media query not applying on 720 * 1280. my is media query like shown below @media only screen and (min-device-width : 768px) and (max-device-width : 1024px) {} @media only screen and (min-device-width : 480px) and (max-device-width : 767px) {} @media only screen and (min-device-width : 320px) and (max-device-width : 480px) {} @media only screen and (max-width : 801px) {} @media only screen and (max-width : 768px) {} @media only screen and (max-width : 600px) {} @media only screen and (max-width : 515px) {} @media only screen and (max-width : 480px) {} @media only screen and (max-width : 384px) {} @media only screen and (max-width : 320px) {} @media only screen and (max-width : 240px) {} please tell me if there is need to add extra media screens. I tried lot but not achieve my goal. Thanks in advance