JSFiddle - React, Tailwind, and code Playground

by Marie GĂ©rard

HTML

<section>
  <h2>Default</h2>

  <ol class="progress-bar">
    <li class="is-active"><span>Objective &amp; Template</span></li>  
    <li><span>Options</span></li>  
    <li><span>Step</span></li>
    <li><span>In a Nutshell</span></li>  
    <li><span>Step</span></li>
    <li><span>Step</span></li>
    <li><span>Launch Date</span></li>  
    <li><span>Step</span></li>
    <li><span>Step</span></li>
    <li><span>Agreement</span></li>  
  </ol>
</section>

<section>
  <h2>Step 2</h2>

  <ol class="progress-bar">
    <li class="is-complete"><span>Objective &amp; Template</span></li>  
    <li class="is-active"><span>Options</span></li>  
    <li><span>Step</span></li>
    <li><span>In a Nutshell</span></li>  
    <li><span>Step</span></li>
    <li><span>Step</span></li>
    <li><span>Launch Date</span></li>  
    <li><span>Step</span></li>
    <li><span>Step</span></li>
    <li><span>Agreement</span></li>  
  </ol>
</section>

<section>
  <h2>Multiple Steps Complete</h2>

  <ol class="progress-bar">
    <li class="is-complete"><span>Objective &amp; Template</span></li>  
    <li class="is-complete"><span>Options</span></li>  
    <li class="is-complete"><span>Step</span></li>
    <li class="is-complete"><span>In a Nutshell</span></li>  
    <li class="is-complete"><span>Step</span></li>
    <li class="is-complete"><span>Step</span></li>
    <li class="is-active"><span>Launch Date</span></li>  
    <li><span>Step</span></li>
    <li><span>Step</span></li>
    <li><span>Agreement</span></li>  
  </ol>
</section>

<section>
  <h2>Hover</h2>

  <ol class="progress-bar">
    <li class="is-complete"><span>Objective &amp; Template</span></li>  
    <li class="is-complete"><span>Options</span></li>  
    <li class="is-complete"><span>Step</span></li>
    <li class="is-complete is-hovered"><span>In a Nutshell</span></li>  
    <li class="is-complete"><span>Step</span></li>
    <li class="is-complete"><span>Step</span></li>
    <li class="is-complete"><span>Launch...

CSS

:root {
  --color-white: #fff;
  --color-black: #333;
  --color-gray: #75787b;
  --color-gray-light: #bbb;
  --color-gray-disabled: #e8e8e8;
  --color-green: #53a318;
  --color-green-dark: #383;
  --font-size-small: .75rem;
  --font-size-default: .875rem;
}

* {
  box-sizing: border-box;
}

body {
  margin: 2rem;
  font-family: 'Open Sans', sans-serif;
  color: var(--color-black);
}

h2 {
  color: var(--color-gray);
  font-size: var(--font-size-small);
  line-height: 1.5;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 3px;
}
section {
  margin-bottom: 2rem;
}

.progress-bar {
  display: flex;
  justify-content: space-between;
  list-style: none;
  padding: 0;
  margin: 0 0 1rem 0;
}
.progress-bar li {
  flex: 2;
  position: relative;
  padding: 0 0 14px 0;
  font-size: var(--font-size-default);
  line-height: 1.5;
  color: var(--color-green);
  font-weight: 600;
  white-space: nowrap;
  overflow: visible;
  min-width: 0;
  text-align: center;
  border-bottom: 2px solid var(--color-gray-disabled);
}
.progress-bar li:first-child,
.progress-bar li:last-child {
  flex: 1;
}
.progress-bar li:last-child {
  text-align: right;
}
.progress-bar li:before {
  content: "";
  display: block;
  width: 8px;
  height: 8px;
  background-color: var(--color-gray-disabled);
  border-radius: 50%;
  border: 2px solid var(--color-white);
  position: absolute;
  left: calc(50% - 6px);
  bottom: -7px;
  z-index: 3;
  transition: all .2s ease-in-out;
}
.progress-bar li:first-child:before {
  left: 0;
}
.progress-bar li:last-child:before {
  right: 0;
  left: auto;
}
.progress-bar span {
  transition: opacity .3s ease-in-out;
}
.progress-bar li:not(.is-active) span {
  opacity: 0;
}
.progress-bar .is-complete:not(:first-child):after,
.progress-bar .is-active:not(:first-child):after {
  content: "";
  display: block;
  width: 100%;
  position: absolute;
  bottom: -2px;
  left: -50%;
  z-index: 2;
  border-bottom: 2px solid var(--color-green);
}
.progress-bar...