html media query

1@media only screen and (max-width: 1200px){
2    /*Tablets [601px -> 1200px]*/
3}
4@media only screen and (max-width: 600px){
5	/*Big smartphones [426px -> 600px]*/
6}
7@media only screen and (max-width: 425px){
8	/*Small smartphones [325px -> 425px]*/
9}

1@media only screen and (max-width: 600px) {
2  body {
3    background-color: lightblue;
4  }
5}

1/* BOOSTRAP MEDIA BREAKPOINTS */
2/* Small devices (landscape phones, 576px and up) */
3@media (min-width: 576px) {  
4  .selector {
5  	background-color:#f00;
6  }
7}
8/* Medium devices (tablets, 768px and up) The navbar toggle appears at this breakpoint */
9@media (min-width: 768px) {}
10/* Large devices (desktops, 992px and up) */
11@media (min-width: 992px) {}
12/* Extra large devices (large desktops, 1200px and up) */
13@media (min-width: 1200px) {}

1body {
2  background: white;    
3}
4
5@media screen and (min-width: 980px) /* Desktop */ {
6  body {
7    background: red;
8  }
9}
10
11@media screen  and (max-width: 979px) /* Tablet */ {
12  body {
13    background: blue;
14  }
15}
16
17@media screen and (max-width: 500px) /* Mobile */ {
18  body {
19    background: green;
20  }
21}

1@media only screen and (max-width: 768px) { }

1<style>
2  .example1 {margin:10px auto; background:deepskyblue}
3@media (max-width:600px)
4{
5  .example1 {width:70px; height:50px}
6}
7@media (min-width:600px)
8{
9  .example1 {width:100px; height:50px}
10}
11</style>
12<div id="example1">Hi</div>