Responsive CSS

/* /////// D E S K T O P //////// */

@media (min-width:801px) {
/* Browser window must be at least 801px wide to get these rules */
}

/* /////// T A B L E T //////// */

@media (max-width:800px) {
/* Browser window must be at most 800px wide to get these rules */
}

/* /////// M O B I L E //////// */

@media (max-width:500px) {
/* Browser window must be at most 500px wide to get these rules */
}


Then, add this to your html page:

<meta name=”viewport” content=”width=device-width”>