@media only screen and (min-width:767px) {
  
}
@media only screen and (min-width:320px) and (max-width:767px) {
  
}
@media only screen and (min-width:767px) and (max-width:991px) {


}
@media only screen and (min-width:992px) and (max-width:1140px) {


}
@media only screen and (min-width:1141px){


}