.navbar .megamenu{ 
  padding: 1rem; 
}

/* ============ desktop view ============ */
@media all and (min-width: 992px) {

  .navbar .has-megamenu{position:static!important;}
  .navbar .megamenu{left:0; right:0; width:100%; margin-top:0;  }

}	
/* ============ desktop view .end// ============ */

/* ============ mobile view ============ */
@media(max-width: 991px){
  .navbar.fixed-top .navbar-collapse, 
  .navbar.sticky-top .navbar-collapse{
    overflow-y: auto;
      max-height: 90vh;
      margin-top:10px;
  }
}
/* ============ mobile view .end// ============ */