SOURCE

let menu = document.getElementById('menu');

menu.onclick = (e)=>{
    menu.classList.toggle('active')
}

   <div class="menu" id='menu'>
       <div class="menu-item"></div>
       <div class="menu-item"></div>
       <div class="menu-item"></div>
   </div>

body{
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}


.menu{
    width: 50px;
    background: #1890ff;
    height: 50px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-evenly;
    border-radius: 5px;
}   

.menu-item{
    height: 5px;
    width: 35px;
    border-radius: 5px;
    background-color: #fff;
    transition: all .3s;
}

.menu.active .menu-item:nth-child(1){
    transform: translate(0,15px) rotate(45deg);
}

.menu.active .menu-item:nth-child(3){
    transform: translate(0,-13px) rotate(-45deg);
}


.menu.active .menu-item:nth-child(2){
    transform: rotateY(90deg);
}