@media screen and (max-width: 767px){

}
@media screen and (min-width: 768px){

}
/* Small devices (landscape phones, 576px and up) */
@media (min-width: 576px) {  
 
}
 
/* Medium devices (tablets, 768px and up) The navbar toggle appears at this breakpoint */
@media (min-width: 768px) {  
 	.container{max-width: 576px;}
}
 
/* Large devices (desktops, 992px and up) */
@media (min-width: 992px) { 

}
 
/* Extra large devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {  

}