.mb-20 {
  margin-bottom: 20px;
}

@media screen and (min-width:768px){
  .input430px {
    width: 430px;
  }
}

@media screen and (max-width:768px){
  .input430px {
    width: 70%;
  }
}
@media screen and (min-width:729px) {

}

@media screen and (max-width:375px) {

}