Always set the viewport in the head.
<meta name="viewport" content="width=device-width, initial-scale=1">
For more details about viewport meta tag go here.
Here list some basic media query list
/*========== Mobile First Method ==========*/
/* Custom, iPhone Retina */
@media only screen and (min-width : 320px) {
}
/* Extra Small Devices, Phones */
@media only screen and (min-width : 480px) {
}
/* Small Devices, Tablets */
@media only screen and (min-width : 768px) {
}
/* Medium Devices, Desktops */
@media only screen and (min-width : 992px) {
}
/* Large Devices, Wide Screens */
@media only screen and (min-width : 1200px) {
}
/*========== Non-Mobile First Method ==========*/
/* Large Devices, Wide Screens */
@media only screen and (max-width : 1200px) {
}
/* Medium Devices, Desktops */
@media only screen and (max-width : 992px) {
}
/* Small Devices, Tablets */
@media only screen and (max-width : 768px) {
}
/* Extra Small Devices, Phones */
@media only screen and (max-width : 480px) {
}
/* Custom, iPhone Retina */
@media only screen and (max-width : 320px) {
}
Go to here for more details about Media Query
I'm using a better one. I find out that these media queries break points match many more devices and desktop screen resolutions.
All media queries responsive menu + media break points
@media only screen and (min-width: 320px) and (max-width: 479px){ ... }
@media only screen and (min-width: 480px) and (max-width: 767px){ ... }
@media only screen and (min-width: 768px) and (max-width: 991px){ ... }
@media only screen and (min-width: 992px) and (max-width: 1999px){ ... }