menu {
  position: relative;
  z-index: 99999;
}

.hamburger {
  position: fixed;
  top: 1rem;
  left: 1rem;
  width: 30px;
  height: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  z-index: 1100;
}

.hamburger span {
  height: 4px;
  background: #fff; /* white bars */
border-radius: 2px;
  transition: all 0.3s ease;
}

/* When hamburger is active (X state), turn ALL spans black */
.hamburger.active span {
  background: #000;
}

/* X animation */
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translateY(9px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translateY(-9px);

}

/* Side menu */
.side-menu {
  position: fixed;
  top: 0;
  left: -250px;
  width: 250px;
  height: 100vh;
  background: #fff;
  box-shadow: 2px 0 8px rgba(0,0,0,0.1);
  padding-top: 4rem;
  transition: left 0.3s ease;
}

.side-menu ul {
  list-style: none;
  padding-left: 1.5rem;
}

.side-menu li {
  margin-bottom: 1rem;
  border-bottom: 1px solid #ddd; /* light gray line */

}
.side-menu li:last-child {
  border-bottom: none; /* no line after last item */
}
.side-menu a {
	display: block;
	padding: 0.5rem 0 1rem;
	color: #571d00;
	text-decoration: none;
	font: 1.2rem "Lucida Grande", "Lucida Sans Unicode", "Lucida Sans", "DejaVu Sans", Verdana, sans-serif;
	transition: color 0.2s;
}

.side-menu a:hover {
  color: #007aff;
}

.side-menu.open {
  left: 0;
}