@media screen and (max-width: 319px) {
    
}
@media (min-width: 320px) and (max-width: 480px) {
    
}
@media (min-width: 481px) and (max-width: 768px) {
    
}
@media (min-width: 768px) and (max-width: 849px) {
   
}
@media (min-width: 850px) and (max-width: 1020px) {

}