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/*Media queries level 4*/
@media width >= 30em){
/*
this can be used instead of
@media (min-width: 30em){..}
*/
}
@media (width <= 30em){
/*
this can be used instead of
@media (max-width: 30em){...}
*/
}
@media (30em <= width <= 60em){
/*
this can be used instead of
@media (min-width: 30em) and (max-width: 60em){...}
*/
}