An animated good looking hamburger

<button id="mobile-hamburger" class="menu" onclick="this.setAttribute('aria-expanded', this.classList.contains('opened'))" aria-label="Main Menu">
  <svg width="50" viewBox="0 0 100 100" >
    <path class="line line1" stroke-linecap="round" d="M 20,29.000046 H 80.000231 C 80.000231,29.000046 94.498839,28.817352 94.532987,66.711331 94.543142,77.980673 90.966081,81.670246 85.259173,81.668997 79.552261,81.667751 75.000211,74.999942 75.000211,74.999942 L 25.000021,25.000058" />
    <path class="line line2" stroke-linecap="round" d="M 20,43 H 80" />
    <path class="line line3" stroke-linecap="round" d="M 20,56.999954 H 80.000231 C 80.000231,70.999954 94.498839,71.182648 94.532987,33.288669 94.543142,22.019327 90.966081,18.329754 85.259173,18.331003 79.552261,18.332249 75.000211,25.000058 75.000211,25.000058 L 25.000021,74.999942" />
  </svg>
</button>

<script>
    const hamburger = document.getElementById('mobile-hamburger')
    const menu = document.getElementById('mobile-menu')
    hamburger.addEventListener('click', function() {
      hamburger.classList.toggle('opened');
    });
</script>

<style>
  .menu {
    background-color: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    padding: 0;
    focus: none;
  }
  .line {
    fill: none;
    stroke: black;
    stroke-width: 6;
    transition: stroke-dasharray 600ms cubic-bezier(0.4, 0, 0.2, 1),
    stroke-dashoffset 600ms cubic-bezier(0.4, 0, 0.2, 1);
  }
  .line1 {
    stroke-dasharray: 60 207;
    stroke-width: 6;
  }
  .line2 {
    stroke-dasharray: 60 60;
    stroke-width: 6;
  }
  .line3 {
    stroke-dasharray: 60 207;
    stroke-width: 6;
  }
  .opened .line1 {
    stroke-dasharray: 90 207;
    stroke-dashoffset: -134;
    stroke-width: 6;
  }
  .opened .line2 {
    stroke-dasharray: 90 207;
    stroke-dashoffset: -134;
    stroke-width: 6;
  }
  .opened .line3 {
    stroke-dasharray: 90 207;
    stroke-dashoffset: -134;
    stroke-width: 6;
  }
</style>