<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script> <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <!------ Include the above in your HEAD tag ----------> <h1>Notable inventions, <span>1910–2000</span></h1> <div class="flex-parent"> <div class="input-flex-container"> <div class="input"> <span data-year="1910" data-info="headset"></span> </div> <div class="input"> <span data-year="1920" data-info="jungle gym"></span> </div> <div class="input active"> <span data-year="1930" data-info="chocolate chip cookie"></span> </div> <div class="input"> <span data-year="1940" data-info="Jeep"></span> </div> <div class="input"> <span data-year="1950" data-info="leaf blower"></span> </div> <div class="input"> <span data-year="1960" data-info="magnetic stripe card"></span> </div> <div class="input"> <span data-year="1970" data-info="wireless LAN"></span> </div> <div class="input"> <span data-year="1980" data-info="flash memory"></span> </div> <div class="input"> <span data-year="1990" data-info="World Wide Web"></span> </div> <div class="input"> <span data-year="2000" data-info="Google AdWords"></span> </div> </div> <div class="description-flex-container"> <p>And future Call of Duty players would thank them.</p> <p>Because every kid should get to be Tarzan for a day.</p> <p class="active">And the world rejoiced.</p> <p>Because building roads is inconvenient.</p> <p>Ain’t nobody got time to rake.</p> <p>Because paper currency is for noobs.</p> <p>Nobody likes cords. Nobody.</p> <p>Brighter than glow memory.</p> <p>To capitalize on an as-yet nascent market for cat photos.</p> <p>Because organic search rankings take work.</p> </div> </div> <div style="position: absolute; bottom: 40px; right: 10px; font-size: 12px"> <a href="https://codepen.io/cjl750/pen/XMyRoB" target="_blank">original version with slinky mobile menu</a></div> <div style="position: absolute; bottom: 15px; right: 10px; font-size: 12px"> <a href="https://codepen.io/cjl750/pen/wdVxzV" target="_blank">alternate version with custom range input</a></div> <div style="position: absolute; bottom: 15px; left: 10px; font-size: 18px; font-weight: bold"> <a href="https://codepen.io/cjl750/pen/MXvYmg" target="_blank">version 4: pure CSS!</a></div>

html, body { height: 100%; } body { font-family: "Quicksand", sans-serif; font-weight: 500; color: #424949; background-color: #ECF0F1; padding: 0 25px; display: flex; flex-direction: column; position: relative; } h1 { text-align: center; height: 38px; margin: 60px 0; } h1 span { white-space: nowrap; } .flex-parent { display: flex; flex-direction: column; justify-content: center; align-items: center; width: 100%; height: 100%; } .input-flex-container { display: flex; justify-content: space-around; align-items: center; width: 80vw; height: 100px; max-width: 1000px; position: relative; z-index: 0; } .input { width: 25px; height: 25px; background-color: #2C3E50; position: relative; border-radius: 50%; } .input:hover { cursor: pointer; } .input::before, .input::after { content: ""; display: block; position: absolute; z-index: -1; top: 50%; transform: translateY(-50%); background-color: #2C3E50; width: 4vw; height: 5px; max-width: 50px; } .input::before { left: calc(-4vw + 12.5px); } .input::after { right: calc(-4vw + 12.5px); } .input.active { background-color: #2C3E50; } .input.active::before { background-color: #2C3E50; } .input.active::after { background-color: #AEB6BF; } .input.active span { font-weight: 700; } .input.active span::before { font-size: 13px; } .input.active span::after { font-size: 15px; } .input.active ~ .input, .input.active ~ .input::before, .input.active ~ .input::after { background-color: #AEB6BF; } .input span { width: 1px; height: 1px; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); visibility: hidden; } .input span::before, .input span::after { visibility: visible; position: absolute; left: 50%; } .input span::after { content: attr(data-year); top: 25px; transform: translateX(-50%); font-size: 14px; } .input span::before { content: attr(data-info); top: -65px; width: 70px; transform: translateX(-5px) rotateZ(-45deg); font-size: 12px; text-indent: -10px; } .description-flex-container { width: 80vw; font-weight: 400; font-size: 22px; margin-top: 100px; max-width: 1000px; } .description-flex-container p { margin-top: 0; display: none; } .description-flex-container p.active { display: block; } @media (min-width: 1250px) { .input::before { left: -37.5px; } .input::after { right: -37.5px; } } @media (max-width: 850px) { .input { width: 17px; height: 17px; } .input::before, .input::after { height: 3px; } .input::before { left: calc(-4vw + 8.5px); } .input::after { right: calc(-4vw + 8.5px); } } @media (max-width: 600px) { .flex-parent { justify-content: initial; } .input-flex-container { flex-wrap: wrap; justify-content: center; width: 100%; height: auto; margin-top: 15vh; } .input { width: 60px; height: 60px; margin: 0 10px 50px; background-color: #AEB6BF; } .input::before, .input::after { content: none; } .input span { width: 100%; height: 100%; display: block; } .input span::before { top: calc(100% + 5px); transform: translateX(-50%); text-indent: 0; text-align: center; } .input span::after { top: 50%; transform: translate(-50%, -50%); color: #ECF0F1; } .description-flex-container { margin-top: 30px; text-align: center; } } @media (max-width: 400px) { body { min-height: 950px; } }

$(function(){ var inputs = $('.input'); var paras = $('.description-flex-container').find('p'); inputs.click(function(){ var t = $(this), ind = t.index(), matchedPara = paras.eq(ind); t.add(matchedPara).addClass('active'); inputs.not(t).add(paras.not(matchedPara)).removeClass('active'); }); });