애니메이션 햄버거 메뉴

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데모: - https://codepen.io/iammanojrathod/pen/RwLOZGE

HTML 코드: -

  <div class="button">
            <div class="btn"></div>
    </div>

CSS 코드: -

 

*{
      margin: 0;
      padding: 0;
      box-sizing: border-box;
}
body{
      display: flex;
      justify-content: center;
      align-items: center;
      background: black;
      height: 100vh;
}
.button{
      width: 100px;
      height: 100px;
      border: 3px solid white;
      border-radius: 10px;
      position: relative;
      display: flex;
      justify-content: center;
      align-items: center;
      cursor: pointer;
}
.btn{
      width: 70px;
      height: 6px;
      background-color: white;
      border-radius: 10px;
      cursor: pointer;
      transition: all 0.5s ease;
}
.btn::before,
  .btn::after{
        content: '';
        position: absolute;
        width: 70px;
        height: 6px;
        background-color: white;
        border-radius: 10px;
        transition: all 0.5s ease;
  }
.btn::before{
      transform: translateY(-20px);
}
.btn::after{
      transform: translateY(20px);
}
.button.open .btn{
      background: transparent;
}
.button.open .btn::before{
      transform: rotate(45deg) translate(1px, -1px);
      background-color: red;
}
.button.open .btn::after{
      transform: rotate(-45deg) translate(-1px, -1px);
      background-color: red;
}

JavaScript 코드: -

const button = document.querySelector('.button');

let menuOpen = false;

button.addEventListener('click', () => {
      if(!menuOpen){
                button.classList.add('open');
                menuOpen = true;
      } else {
                button.classList.remove('open');
                menuOpen = false;
      }
})