Step progress bar in CSS

#html #css #webdev #javascript

Create simple Step progress bar in HTML, CSS and JavaScript.

HTML

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <link rel="stylesheet" href="style.css" />
    <title>Step progress bar in CSS</title>
  </head>
  <body>
    <div class="container">
      <div class="progress-container">
        <div class="progress" id="progress"></div>
        <div class="circle active">1</div>
        <div class="circle">2</div>
        <div class="circle">3</div>
        <div class="circle">4</div>
      </div>

      <button class="btn" id="prev" disabled>Prev</button>
      <button class="btn" id="next">Next</button>
    </div>
    <script src="script.js"></script>
  </body>
</html>

Output of HTML

CSS Code

@import url('https://fonts.googleapis.com/css?family=Muli&display=swap');

:root {
  --line-border-fill: #3498db;
  --line-border-empty: #e0e0e0;
}

* {
  box-sizing: border-box;
}

body {
  background-color: #f6f7fb;
  font-family: 'Muli', sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  overflow: hidden;
  margin: 0;
}

.container {
  text-align: center;
}

.progress-container {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin-bottom: 30px;
  max-width: 100%;
  width: 350px;
}

.progress-container::before {
  content: '';
  background-color: var(--line-border-empty);
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  height: 4px;
  width: 100%;
  z-index: -1;
}

.progress {
  background-color: var(--line-border-fill);
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  height: 4px;
  width: 0%;
  z-index: -1;
  transition: 0.4s ease;
}

.circle {
  background-color: #fff;
  color: #999;
  border-radius: 50%;
  height: 30px;
  width: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 3px solid var(--line-border-empty);
  transition: 0.4s ease;
}

.circle.active {
  border-color: var(--line-border-fill);
}

.btn {
  background-color: var(--line-border-fill);
  color: #fff;
  border: 0;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  padding: 8px 30px;
  margin: 5px;
  font-size: 14px;
}

.btn:active {
  transform: scale(0.98);
}

.btn:focus {
  outline: 0;
}

.btn:disabled {
  background-color: var(--line-border-empty);
  cursor: not-allowed;
}

JavaScript

const progress = document.getElementById('progress')
const prev = document.getElementById('prev')
const next = document.getElementById('next')
const circles = document.querySelectorAll('.circle')

let currentActive = 1

next.addEventListener('click', () => {
    currentActive++

    if(currentActive > circles.length) {
        currentActive = circles.length
    }

    update()
})

prev.addEventListener('click', () => {
    currentActive--

    if(currentActive < 1) {
        currentActive = 1
    }

    update()
})

function update() {
    circles.forEach((circle, idx) => {
        if(idx < currentActive) {
            circle.classList.add('active')
        } else {
            circle.classList.remove('active')
        }
    })

    const actives = document.querySelectorAll('.active')

    progress.style.width = (actives.length - 1) / (circles.length - 1) * 100 + '%'

    if(currentActive === 1) {
        prev.disabled = true
    } else if(currentActive === circles.length) {
        next.disabled = true
    } else {
        prev.disabled = false
        next.disabled = false
    }
}

Output

My Blog:- https://beginners-developer.blogspot.com

Code Reference:- https://github.com/bradtraversy/50projects50days/tree/master/progress-steps

Preview:- https://50projects50days.com/projects/progress-steps/

Build Your Own Forms without Manual Coding

SurveyJS UI libraries let you build a JSON-based form management system that integrates with any backend, giving you full control over your data with no user limits. Includes support for custom question types, skip logic, an integrated CSS editor, PDF export, real-time analytics, and more.

Learn more

DEV Community