@Media для мобильного
@media only screen and (max-width: 600px) {
body {
background-color: lightblue;
}
}
Collared Lizard
@media only screen and (max-width: 600px) {
body {
background-color: lightblue;
}
}@media only screen and (max-width: 600px) {
...your css here and you're good to go!
}