how to use html media query code example
Example 1: css media queries
@media only screen and (max-width: 1200px){
/*Tablets [601px -> 1200px]*/
}
@media only screen and (max-width: 600px){
/*Big smartphones [426px -> 600px]*/
}
@media only screen and (max-width: 425px){
/*Small smartphones [325px -> 425px]*/
}
Example 2: media query in html style
span { background-image: url(particular_ad.png); }
@media (max-width: 300px) {
span { background-image: url(particular_ad_small.png); }
}