@media only screen and (max-width: 768px) {
  .headBox .phone{display: none;}
  .bannerStyle .carousel-item img{height: auto;}
  .titleStyle h2{font-size: 1.857em;}
  .titleStyle h2:before{font-size: 0.8em;}
  .fBox{padding: 0;}
  .sBox h4{font-size: 1.857em;}
  
} 
.mar
  {
   font-size: 24px;   
  }
@media (max-width: 767px) {
    .mar {
        font-size: 14px !important; /* force override if needed */
    }
}