/* Smooth retract navigation (SnapPages header) */
.sp-header, #sp-header {
  transform: translate3d(0,0,0);
  will-change: transform;
  transition: none; /* disable animation while hiding */
  z-index: 999 !important;
  position: fixed !important;
}

.sp-header.is-revealing, #sp-header.is-revealing {
  transition: transform 0.5s ease; /* animate only when revealing */
}