JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wrapper">
  
      <button> Tab 1</button>
       <button> Tab 2</button>
       <button> Tab3</button>
        
    <div id="tab" class="tabs inliner">
        <div>
            <h2>Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, s </h2>
        
        </div>
        <div>
            <h2>Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit am    </h2>
       
        </div>
        <div> <h3>Lorem ipsum dolor sit amet, consetetur sadipscing elitr, se</h3>
        </div>
    </div>
</div>
<p>Notice how the active Tabs change height according to length of Content</p>

CSS

.wrapper {
    overflow: hidden;
}

.tabs {
    position: relative;
    -webkit-transition: all .9s ease-in-out; 
    -moz-transition: all .9s ease-in-out; 
    -ms-transition: all .9s ease-in-out; 
    -o-transition: all .9s ease-in-out; 
    transition: all .9s ease-in-out;
 
}

.tabs> * {
    width: 100%;
}

.tabs[data-tab='1'] {
    transform: translateX(-100%);
}

.tabs[data-tab='2'] {
    transform: translateX(-200%);
}
.tabs[data-tab='3'] {
    transform: translateX(-300%);
}
.tabs[data-tab='4'] {
    transform: translateX(-400%);
}

.inliner {

    white-space: nowrap;
}

.inliner > * {
    display: inline-block;
    *display: inline;
    *zoom: 1;
    font-size: 1rem;
    letter-spacing: normal;
    vertical-align: top;
    word-spacing: normal;
    white-space: normal;
}

JavaScript

document.getElementById('tab').style.height = document.querySelector(`#tab div`).getBoundingClientRect().height + 'px'

const btn = [].slice.call(document.getElementsByTagName('button'))
btn.forEach((item, index) => {
  item.addEventListener('click',function(){
    btn.forEach((item) => {item.classList.remove('active')})
    item.classList.add('active')
    document.getElementById('tab').setAttribute('data-tab', index)

    const currentTab = document.querySelector(`#tab div:nth-of-type(${index + 1})`);
    document.getElementById('tab').style.height = currentTab.getBoundingClientRect().height + 'px'
  })
}  
)