#sidr.site-menu {
  display: block;
  position: fixed;
  top: 0;
  right: 0;
  width: min(260px, 85vw);
  height: 100%;
  overflow-y: auto;
  z-index: 10001;
  background: #f8f8f8;
  color: #333;
  box-shadow: inset 0 0 5px 5px #ebebeb;
  font-family: "lucida grande", tahoma, verdana, arial, sans-serif;
  font-size: 15px;
  visibility: hidden;
  transform: translateX(100%);
  transition: transform 200ms ease;
}
#sidr.site-menu ul {
  margin: 0 0 15px;
  padding: 0;
  border-top: 1px solid #dfdfdf;
}
#sidr.site-menu ul li {
  line-height: 48px;
  border-top: 1px solid #fff;
  border-bottom: 1px solid #dfdfdf;
}
#sidr.site-menu ul li a {
  display: block;
  padding: 5% 8%;
  color: #333;
  text-decoration: none;
}
#sidr.site-menu ul li a:hover, #sidr.site-menu ul li a:focus-visible {
  box-shadow: inset 0 0 15px 3px #ebebeb;
}

.site-menu-close {
  display: block;
  margin: 12px 15px 12px auto;
  padding: 8px 12px;
  border: 1px solid #ccc;
  background: #fff;
  color: #333;
  cursor: pointer;
}

.site-menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0, 0, 0, 0.25);
  visibility: hidden;
  opacity: 0;
  transition: opacity 200ms ease;
}

body.site-menu-open {
  overflow: hidden;
}
body.site-menu-open #sidr.site-menu {
  visibility: visible;
  transform: translateX(0);
}
body.site-menu-open .site-menu-overlay {
  visibility: visible;
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  #sidr.site-menu, .site-menu-overlay {
    transition: none;
  }
}