СМИ запрос
@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: 768px) {
/* For mobile phones: */
[class*="col-"] {
width: 100%;
}
}