/* media */
/* 横屏 */
@media screen and (orientation:landscape){

}
/* 竖屏 */
@media screen and (orientation:portrait){

}
/* 窗口宽度<960,设计宽度=768 */
@media screen and (max-width:959px){

}
/* 窗口宽度<768,设计宽度=640 */
@media screen and (max-width:767px){

    
}
/* 窗口宽度<640,设计宽度=480 */
@media screen and (max-width:639px){
    
}
/* 窗口宽度<480,设计宽度=320 */
@media screen and (max-width:479px){
    
}

/* 6p 窗口宽度<415 */
@media screen and (max-width:767px) {


}
/* 6 窗口宽度<375 */
@media screen and (max-width:376px) {

}
/* 5 或者 4 窗口宽度<320 */
@media screen and (max-width:320px) {	

}


/* windows UI 贴靠 */
@media screen and (-ms-view-state:snapped){
    
}
/* 打印 */
@media print{
    
}