@media (min-width: 992px) and (max-width: 1400px)
{

}

@media only screen and (max-width: 767px)
{
.portfolio-item {
    padding: 0 0;
}
.pd img {
    height: auto;
}
.navbar-nav.ml-auto.topnav{
    padding-bottom: 20px;
    background: #0217f8;
    margin-bottom: 20px;
}
.navbar-toggler{
     background: #fff;   
}
}