.bv-mega-menu-panels{position:relative;}
.bv-has-mega-menu > a{position:relative;}

.bv-mega-menu__panel{position:absolute;left:0;right:0;top:100%;background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:12px;padding:16px;box-shadow:0 12px 24px rgba(0,0,0,.08);z-index:9999;}

@media (max-width: 959px){
  .bv-mega-menu__panel{position:static;box-shadow:none;border-radius:0;border-left:0;border-right:0;padding:12px;}
}