/* A3: zijlade van links */
@media(max-width:58rem){
  .mnav__paneel{position:fixed;top:0;left:0;bottom:0;width:min(22rem,86vw);padding:.5rem 1.5rem 2rem;border-right:1px solid var(--lijn);box-shadow:0 0 2rem rgba(0,0,0,.2);transform:translateX(-100%);transition:transform .25s ease}
  .mnav__paneel.is-open{transform:none}
}