how to create a seperate tab in html code example

Example: javascript tabs example

const showHideAll =(list)=>{
  for(var i = 0; i < list.length; i++){
      list[i].classList.remove('show');
      list[i].classList.add('hide'); // depending on what you're doing
  }
}

window.onload = function() {
  let innerDiv = document.getElementsByClassName("inner-description");
  let clicked = document.querySelectorAll('.show-hide-description');
  clicked.forEach((item, i) => {
    let clickedId = item.id;
    document.querySelector(`#${clickedId}`).addEventListener('click',()=>{
      let clickedIdDescription = document.getElementById(`${clickedId}-description`);
      if(clickedIdDescription.classList.contains('show')){
        showHideAll(innerDiv)
      } else {
        showHideAll(innerDiv)
        clickedIdDescription.classList.remove('hide');
        clickedIdDescription.classList.add('show');
      }
    })
  });
}