@media screen and (min-width:768px){
    
}
@media screen and (max-width:768px){
    .size-custom{
        text-align:center;
    }
    .size-custom .mt-5{
        margin-top:10px !important;
        margin-bottom:30px
    }
    .size-custom .mt-4{
        margin-top:10px !important;
        margin-bottom:30px
    }
}