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HTML

              
                <div class="container flex flex-col flex-wrap justify-center max-w-md m-auto my-10 fade-in px-2">
  
  <div class="avatar text-center mb-2">
    <img src="https://s.gravatar.com/avatar/d1f5ca0d7e625f334c5186e112b77ebd?s=80" class="rounded-full border-white border-4 shadow-lg" />
  </div>

  <div class="accordion-item rounded-t overflow-hidden shadow-lg w-full bg-white">
    <div class="accordion-title-row flex justify-between items-center cursor-pointer hover:bg-grey-lighter px-6 py-4">

      <div class="flex">
        <svg viewBox="0 0 20 20" width="20" height="20" class="fill-current text-green mr-2"><title>shield</title><path d="M19 11a7.5 7.5 0 0 1-3.5 5.94L10 20l-5.5-3.06A7.5 7.5 0 0 1 1 11V3c3.38 0 6.5-1.12 9-3 2.5 1.89 5.62 3 9 3v8zm-9 1.08l2.92 2.04-1.03-3.41 2.84-2.15-3.56-.08L10 5.12 8.83 8.48l-3.56.08L8.1 10.7l-1.03 3.4L10 12.09z"></path></svg>
        <h2 class="font-bold text-lg mb-0">Skills</h2>
      </div>

      <div>
        <svg viewBox="0 0 20 20" width="20" height="20" class="fill-current text-grey-dark accordion-arrow"><title>cheveron down</title><path d="M9.293 12.95l.707.707L15.657 8l-1.414-1.414L10 10.828 5.757 6.586 4.343 8z"></path></svg>
      </div>
    </div>

    <ul class="accordion-content list-reset leading-normal px-8 py-4 bg-grey-lighter hidden">
      <li class="py-2 border-b">CSS</li>
      <li class="py-2 border-b">JavaScript</li>
      <li class="py-2 border-b">Ruby On Rails</li>
      <li class="py-2 border-b">User Experience Design</li>
      <li class="py-2 border-b">Web Design</li>
      <li class="py-2 border-b">Web Development</li>
      <li class="py-2">WordPress</li>
    </ul>
  </div>

  <div class="accordion-item overflow-hidden shadow-lg w-full bg-white">
    <div class="accordion-title-row flex justify-between items-center cursor-pointer hover:bg-grey-lighter px-6 py-4 border-grey-lighter">
      <div class="flex">
        <svg viewBox="0 0 20 20" width="20" height="20" class="fill-current text-blue mr-2"><title>link</title><path d="M9.26 13a2 2 0 0 1 .01-2.01A3 3 0 0 0 9 5H5a3 3 0 0 0 0 6h.08a6.06 6.06 0 0 0 0 2H5A5 5 0 0 1 5 3h4a5 5 0 0 1 .26 10zm1.48-6a2 2 0 0 1-.01 2.01A3 3 0 0 0 11 15h4a3 3 0 0 0 0-6h-.08a6.06 6.06 0 0 0 0-2H15a5 5 0 0 1 0 10h-4a5 5 0 0 1-.26-10z"></path></svg>
        <h2 class="font-bold text-lg">Links</h2>
      </div>

      <div>
        <svg viewBox="0 0 20 20" width="20" height="20" class="fill-current text-grey-dark accordion-arrow"><title>cheveron down</title><path d="M9.293 12.95l.707.707L15.657 8l-1.414-1.414L10 10.828 5.757 6.586 4.343 8z"></path></svg>
      </div>
    </div>
    <ul class="accordion-content list-reset leading-normal px-8 py-4 bg-grey-lighter hidden">
      <li class="py-2 border-b">
        <a class="no-underline text-blue-dark" href="https://justalever.com">Website</a>
      </li>
      <li class="py-2 border-b">
        <a class="no-underline text-blue-dark" href="https://web-crunch.com">Blog</a>
      </li>
      <li class="py-2 border-b">
        <a class="no-underline text-blue-dark" href="https://youtube.com/c/webcrunch">YouTube</a>

      </li>
      <li class="py-2">
        <a class="no-underline text-blue-dark" href="https://medium.com/the-web-crunch-publication">Medium</a>
      </li>
    </ul>
  </div>

  <div class="accordion-item overflow-hidden shadow-lg w-full bg-white rounded-b">

    <div class="accordion-title-row flex justify-between items-center cursor-pointer hover:bg-grey-lighter px-6 py-4 border-grey-lighter border-t">
      <div class="flex">
        <svg viewBox="0 0 20 20" width="20" height="20" class="fill-current text-orange-dark mr-2"><title>trophy</title><path d="M15 9a3 3 0 0 0 3-3h2a5 5 0 0 1-5.1 5 5 5 0 0 1-3.9 3.9V17l5 2v1H4v-1l5-2v-2.1A5 5 0 0 1 5.1 11H5a5 5 0 0 1-5-5h2a3 3 0 0 0 3 3V4H2v2H0V2h5V0h10v2h5v4h-2V4h-3v5z"></path></svg>
        <h2 class="font-bold text-lg">Stuff I've Done</h2>
      </div>

      <div>
        <svg viewBox="0 0 20 20" width="20" height="20" class="fill-current text-grey-dark accordion-arrow"><title>cheveron down</title><path d="M9.293 12.95l.707.707L15.657 8l-1.414-1.414L10 10.828 5.757 6.586 4.343 8z"></path></svg>
      </div>
    </div>
    <ul class="accordion-content list-reset leading-normal px-8 py-4 bg-grey-lighter hidden">
      <li class="py-2 border-b">
        <a class="no-underline text-blue-dark hover:underline" href="https://web-crunch.com/books/luxd">LUXD: Learn User Experience Design</a></li>
      <li class="py-2 border-b">
        <a class="no-underline text-blue-dark hover:underline" href="https://web-crunch.com/books/ptt">Pro Tumblr Theming</a>
      </li>
      <li class="py-2">
        <a class="no-underline text-blue-dark hover:underline" href="https://affinicasts.com">Affinicasts</a>
      </li>
    </ul>
  </div>
</div>
              
            
!

CSS

              
                body {
background-color: #51c9ff;
background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 304 304' width='304' height='304'%3E%3Cpath fill='%231a8eae' fill-opacity='0.19' d='M44.1 224a5 5 0 1 1 0 2H0v-2h44.1zm160 48a5 5 0 1 1 0 2H82v-2h122.1zm57.8-46a5 5 0 1 1 0-2H304v2h-42.1zm0 16a5 5 0 1 1 0-2H304v2h-42.1zm6.2-114a5 5 0 1 1 0 2h-86.2a5 5 0 1 1 0-2h86.2zm-256-48a5 5 0 1 1 0 2H0v-2h12.1zm185.8 34a5 5 0 1 1 0-2h86.2a5 5 0 1 1 0 2h-86.2zM258 12.1a5 5 0 1 1-2 0V0h2v12.1zm-64 208a5 5 0 1 1-2 0v-54.2a5 5 0 1 1 2 0v54.2zm48-198.2V80h62v2h-64V21.9a5 5 0 1 1 2 0zm16 16V64h46v2h-48V37.9a5 5 0 1 1 2 0zm-128 96V208h16v12.1a5 5 0 1 1-2 0V210h-16v-76.1a5 5 0 1 1 2 0zm-5.9-21.9a5 5 0 1 1 0 2H114v48H85.9a5 5 0 1 1 0-2H112v-48h12.1zm-6.2 130a5 5 0 1 1 0-2H176v-74.1a5 5 0 1 1 2 0V242h-60.1zm-16-64a5 5 0 1 1 0-2H114v48h10.1a5 5 0 1 1 0 2H112v-48h-10.1zM66 284.1a5 5 0 1 1-2 0V274H50v30h-2v-32h18v12.1zM236.1 176a5 5 0 1 1 0 2H226v94h48v32h-2v-30h-48v-98h12.1zm25.8-30a5 5 0 1 1 0-2H274v44.1a5 5 0 1 1-2 0V146h-10.1zm-64 96a5 5 0 1 1 0-2H208v-80h16v-14h-42.1a5 5 0 1 1 0-2H226v18h-16v80h-12.1zm86.2-210a5 5 0 1 1 0 2H272V0h2v32h10.1zM98 101.9V146H53.9a5 5 0 1 1 0-2H96v-42.1a5 5 0 1 1 2 0zM53.9 34a5 5 0 1 1 0-2H80V0h2v34H53.9zm60.1 3.9V66H82v64H69.9a5 5 0 1 1 0-2H80V64h32V37.9a5 5 0 1 1 2 0zM101.9 82a5 5 0 1 1 0-2H128V37.9a5 5 0 1 1 2 0V82h-28.1zm16-64a5 5 0 1 1 0-2H146v44.1a5 5 0 1 1-2 0V18h-26.1zm102.2 270a5 5 0 1 1 0 2H98v14h-2v-16h124.1zM242 149.9V160h16v34h-16v62h48v48h-2v-46h-48v-66h16v-30h-16v-12.1a5 5 0 1 1 2 0zM53.9 18a5 5 0 1 1 0-2H64V2H48V0h18v18H53.9zm112 32a5 5 0 1 1 0-2H192V0h50v2h-48v48h-28.1zm-48-48a5 5 0 0 1-9.8-2h2.07a3 3 0 1 0 5.66 0H178v34h-18V21.9a5 5 0 1 1 2 0V32h14V2h-58.1zm0 96a5 5 0 1 1 0-2H137l32-32h39V21.9a5 5 0 1 1 2 0V66h-40.17l-32 32H117.9zm28.1 90.1a5 5 0 1 1-2 0v-76.51L175.59 80H224V21.9a5 5 0 1 1 2 0V82h-49.59L146 112.41v75.69zm16 32a5 5 0 1 1-2 0v-99.51L184.59 96H300.1a5 5 0 0 1 3.9-3.9v2.07a3 3 0 0 0 0 5.66v2.07a5 5 0 0 1-3.9-3.9H185.41L162 121.41v98.69zm-144-64a5 5 0 1 1-2 0v-3.51l48-48V48h32V0h2v50H66v55.41l-48 48v2.69zM50 53.9v43.51l-48 48V208h26.1a5 5 0 1 1 0 2H0v-65.41l48-48V53.9a5 5 0 1 1 2 0zm-16 16V89.41l-34 34v-2.82l32-32V69.9a5 5 0 1 1 2 0zM12.1 32a5 5 0 1 1 0 2H9.41L0 43.41V40.6L8.59 32h3.51zm265.8 18a5 5 0 1 1 0-2h18.69l7.41-7.41v2.82L297.41 50H277.9zm-16 160a5 5 0 1 1 0-2H288v-71.41l16-16v2.82l-14 14V210h-28.1zm-208 32a5 5 0 1 1 0-2H64v-22.59L40.59 194H21.9a5 5 0 1 1 0-2H41.41L66 216.59V242H53.9zm150.2 14a5 5 0 1 1 0 2H96v-56.6L56.6 162H37.9a5 5 0 1 1 0-2h19.5L98 200.6V256h106.1zm-150.2 2a5 5 0 1 1 0-2H80v-46.59L48.59 178H21.9a5 5 0 1 1 0-2H49.41L82 208.59V258H53.9zM34 39.8v1.61L9.41 66H0v-2h8.59L32 40.59V0h2v39.8zM2 300.1a5 5 0 0 1 3.9 3.9H3.83A3 3 0 0 0 0 302.17V256h18v48h-2v-46H2v42.1zM34 241v63h-2v-62H0v-2h34v1zM17 18H0v-2h16V0h2v18h-1zm273-2h14v2h-16V0h2v16zm-32 273v15h-2v-14h-14v14h-2v-16h18v1zM0 92.1A5.02 5.02 0 0 1 6 97a5 5 0 0 1-6 4.9v-2.07a3 3 0 1 0 0-5.66V92.1zM80 272h2v32h-2v-32zm37.9 32h-2.07a3 3 0 0 0-5.66 0h-2.07a5 5 0 0 1 9.8 0zM5.9 0A5.02 5.02 0 0 1 0 5.9V3.83A3 3 0 0 0 3.83 0H5.9zm294.2 0h2.07A3 3 0 0 0 304 3.83V5.9a5 5 0 0 1-3.9-5.9zm3.9 300.1v2.07a3 3 0 0 0-1.83 1.83h-2.07a5 5 0 0 1 3.9-3.9zM97 100a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-48 32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm32 48a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm32-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0-32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm32 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16-64a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 96a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-144a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-96 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm96 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16-64a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-32 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zM49 36a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-32 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm32 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zM33 68a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-48a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 240a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16-64a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16-32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm80-176a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm32 48a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0-32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm112 176a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zM17 180a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0-32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zM17 84a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm32 64a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6z'%3E%3C/path%3E%3C/svg%3E");
}

.accordion-item {
  
  &.active {
   
    .accordion-title-row .accordion-arrow {
      transform: rotate(-180deg);
      transition: ease .3s transform;
    }
    
    .accordion-content {
      transition: ease .3s all;
      animation-name: fadeIn;
      animation-duration: .6s;
      animation-fill-mode: both;
      will-change: transform;
    }
  }
}

.fade-in {
  animation-name: fadeIn;
  animation-duration: .6s;
  animation-fill-mode: both;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

              
            
!

JS

              
                /* Let's Build: With JavaScript - Web-Crunch.com
   Subscribe on YouTube - https://youtube.com/c/webcrunch
   
   Let's Build: Vanilla JS Accordions
*/


function addClass(el, klass) {
  el.classList.add(klass);
}

function removeClass(el, klass) {
  el.classList.remove(klass);
}

const accordionItems = document.querySelectorAll(".accordion-item");
const accordionContentPanes = document.querySelectorAll(".accordion-content");

// Show first by default
accordionItems[0]
  .querySelector(".accordion-content")
  .classList.remove("hidden");

// Hide each besides target accordion on click
accordionItems.forEach(function(accordion) {
  // Clicked accordions clickable target
  const accordionTitleRow = accordion.firstElementChild;
  accordionTitleRow.addEventListener("click", toggleAccordion);
});

function toggleAccordion(e) {
  accordionContentPanes.forEach(function(content) {
    // Check if clicked row matches the content's previous element sibling
    if (content.previousElementSibling === e.target) {
      removeClass(content, "hidden");
      addClass(content.parentElement, "active");
    } else {
      removeClass(content.parentElement, "active");
      addClass(content, "hidden");
    }
  });
}

              
            
!
999px

Console