18F/18f.gsa.gov

.sticky {
  position: -webkit-sticky;
  position: sticky;
  top: 0;

  &:before,
  &:after {
    content: '';
    display: table;
  }
}

.sticky::before,
.sticky::after {
  content: '';
  display: table;
}


.sticky-subnav {
  ul {
    background: color('white');

    &[aria-hidden="true"] {
      display: none;
    }
  }

  @include at-media('tablet') {
    ul[aria-hidden="true"] {
      display: inline-block;
    }

    button {
      background: color('white');
      border-bottom: 1px solid color('gray-cool-10');

      &[aria-expanded] {
        background: color('white');
      }

      &:hover,
      &:active,
      &:focus {
        background: color('white');
        cursor: default;
      }
    }
  }
}