/* LARGE UP */
@media only screen and (min-width : 1025px) {
body {
background-color: red;
}
}
/* MEDIUM */
@media only screen and (max-width : 1024px) {
body {
background-color: yellow;
}
}
/* SMALL */
@media only screen and (max-width : 640px) {
body {
background-color: green;
}
}