@media (max-width: 992px) and (min-width: 700px) {

}

@media (max-width: 500px) {

}

 .appointment-button-wraper button {
     width: 120px;
     height: 120px;
     background-color: white;
     border: 1px solid;
 }
.appointment-button-wraper {
      margin: 10px;
}

.appointment-slot-wraper:nth-of-type(4){

}