Should @media be set to only screen ?

Question

css

1) @media (min-width: 480px) and (max-width: 768px) {
}
2) @media only screen and (min-width: 480px) and (max-width: 768px) {
} Which
is correct?

Answer 1

The first option is specified for all output devices (TV, phones, screens, print version, ...), and in the second you specify "only screen" - only for monitors. In this case, the rules in the body of the media request will be ignored when opened from any other output devices.
Article about media queries

Answer 2

Better @media handheld, screen and ...