@media(max-width:470px){

.main-pSec {
    padding: 4rem 1.3rem 4rem 1.3rem;
}



.portfolio-banner{
height:45vh;

}

 .portfolio-titel-cont h1{
    font-size: 45px; 
  }


.main-pSec{
    width:100%; 
}



.box-set1,
.box-set2{
    margin-bottom: 2rem;
}



.box-set1, .box-set2, .box-set3{
    flex-direction:column;
}


.box{
    width:100%;
    height:300px; 
}



.box h1{
   font-size:38px;
}

.box:hover h1{
    font-size:35px;
    transition: .3s;

}



}