你可以試試下面的代碼
/* #### Mobile Phones Portrait #### */
@media screen and (max-device-width: 480px) and (orientation: portrait){
/* some CSS here */
}
/* #### Mobile Phones Landscape #### */
@media screen and (max-device-width: 640px) and (orientation: landscape){
/* some CSS here */
}
/* #### Mobile Phones Portrait or Landscape #### */
@media screen and (max-device-width: 640px){
/* some CSS here */
}
/* #### iPhone 4+ Portrait or Landscape #### */
@media screen and (max-device-width: 480px) and (-webkit-min-device-pixel-ratio: 2){
/* some CSS here */
}
/* #### Tablets Portrait or Landscape #### */
@media screen and (min-device-width: 768px) and (max-device-width: 1024px){
/* some CSS here */
}
/* #### Desktops #### */
@media screen and (min-width: 1024px){
/* some CSS here */
}
http://wordpress.org/extend/plugins/php-browser-detection /並且如果它是一個移動瀏覽器,'echo'這個好元! – JoDev 2013-03-11 13:16:48