@media(max-width:850px){
  .site-header.global-site-header{
    position:sticky!important;
    top:0!important;
    z-index:1000!important;
    isolation:isolate;
  }
  .global-site-header .header-inner{
    position:relative!important;
  }
  .global-site-header .menu-button{
    position:relative!important;
    z-index:1002!important;
    display:block!important;
    pointer-events:auto!important;
    cursor:pointer;
    touch-action:manipulation;
    -webkit-tap-highlight-color:transparent;
  }
  .global-site-header .site-nav{
    z-index:1001!important;
    pointer-events:auto!important;
  }
  .global-site-header .site-nav.is-open{
    display:flex!important;
  }
}