Hamburger Morph Icon

<!--
  Author: @yokkcode
  License: MIT
  Tags: #buttons #css #interface #opensource #codepeek
-->
<button class="burger-toggle" aria-label="Menu">
  <span class="burger-toggle__bar"></span>
  <span class="burger-toggle__bar"></span>
  <span class="burger-toggle__bar"></span>
</button>

/*
 * Author: @yokkcode
 * License: MIT
 * Tags: #buttons #css #interface #opensource #codepeek
 */

.burger-toggle {
  width: 44px;
  height: 44px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: none;
  border-radius: 10px;
  background: #17171d;
  cursor: pointer;
}
.burger-toggle__bar {
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: #f4f4f5;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease, width 0.3s ease;
}
.burger-toggle:hover .burger-toggle__bar {
  width: 22px;
}
.burger-toggle.is-open .burger-toggle__bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.burger-toggle.is-open .burger-toggle__bar:nth-child(2) {
  opacity: 0;
}
.burger-toggle.is-open .burger-toggle__bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}