Stylish CSS, HTML & JavaScript Download button with progress bar

Mr Munna October 08, 2021
Stylish CSS, HTML & JavaScript Download button with progress bar

 Want to make a cool looking download button for you website? Why not check out this Stylish CSS, HTML & JavaScript Download button with progress bar from here. You can customize the code to match your taste by adding new options.

This code requires jQuery to function properly. So, you will need to include the jQuery script source in the document header. 

 

<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head>

The HTML Code


<div class="pen-wrapper">
  <div class="pen-wrapper__inner">
    
    <div class="button-wrapper">
      <button class="button">
        <span class="button__text button__text--download">
          Download
          <svg class="icon button__icon--cloud-download"><use xlink:href="#icon-cloud-download"></use></svg>
        </span>
      </button>
      <div class="pie-loader">
        <svg><circle r="40" cx="80" cy="80" /></svg>
      </div>
    </div>

  </div>
</div>
<svg style="position: absolute; width: 0; height: 0;" width="0" height="0" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
  <defs>
    <symbol id="icon-cloud-download" viewBox="0 0 1024 1024">
      <title>cloud-download</title>
      <path class="path1" d="M640 85.333q78 0 149.167 30.5t122.5 81.833 81.833 122.5 30.5 149.167q0 85-35 160.667t-96.667 129.167-140 77.5l21-20.667q18-18.333 28-42.667 9.333-22.667 9.333-49.333 0-6.667-0.333-9.333 59.333-41.333 93.833-105.833t34.5-139.5q0-60.667-23.667-116t-63.667-95.333-95.333-63.667-116-23.667q-55.333 0-106.5 19.833t-90 53.833-65 81.333-33.833 101h-88.667q-70.667 0-120.667 50t-50 120.667q0 38.667 15.167 71.667t39.833 54.167 54.833 33 60.833 11.833h50q11.667 29.333 30 48l37.667 37.333h-117.667q-69.667 0-128.5-34.333t-93.167-93.167-34.333-128.5 34.333-128.5 93.167-93.167 128.5-34.333h22q26.333-74.333 79.333-132.167t126.833-90.833 155.833-33zM554.667 426.667q17.667 0 30.167 12.5t12.5 30.167v281l55-55.333q12.333-12.333 30.333-12.333 18.333 0 30.5 12.167t12.167 30.5q0 18-12.333 30.333l-128 128q-12.333 12.333-30.333 12.333t-30.333-12.333l-128-128q-12.333-13-12.333-30.333 0-17.667 12.5-30.167t30.167-12.5q18 0 30.333 12.333l55 55.333v-281q0-17.667 12.5-30.167t30.167-12.5z"></path>
    </symbol>
    <symbol id="icon-checkmark" viewBox="0 0 1024 1024">
      <title>checkmark</title>
      <path class="path1" d="M864 128l-480 480-224-224-160 160 384 384 640-640z"></path>
    </symbol>
  </defs>
</svg>

CSS Code

* {
  box-sizing: border-box;
}

button {
  outline: none;
  cursor: pointer;
}

.icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  fill: currentColor;
}

body {
  font-family: "Open Sans", sans-serif;
  font-size: 16px;
  color: #fff;
  background: linear-gradient(to right, #566a39 0%, #75986f 100%);
}

.pen-wrapper {
  display: flex;
  width: 100%;
  height: calc(100vh - 85px);
  justify-content: center;
  align-items: center;
}

.pen-title {
  text-align: center;
  font-size: 20px;
  line-height: 40px;
  padding: 20px 0;
}
.pen-title a {
  text-decoration: underline;
  font-size: 0.75em;
  cursor: pointer;
}

.button-wrapper {
  position: relative;
  display: inline-block;
  padding: 23px;
  min-width: 160px;
  min-height: 160px;
  border-radius: 114px;
  box-shadow: 0px -2px 2px rgba(255, 255, 255, 0.22), inset 0px -2px 6px rgba(0, 0, 0, 0.2);
}
.button-wrapper.is_fixed_size {
  width: 160px;
  height: 160px;
}

.button {
  position: relative;
  height: 114px;
  min-width: 114px;
  padding: 0 34px;
  border-radius: 57px;
  box-shadow: inset 0px -1px 6px 0px rgba(255, 255, 255, 0.73);
  background: #ff005a;
  background: linear-gradient(#ff4184 0%, #ff005a 100%, #ff005a 100%);
  border: none;
  font-size: 45px;
  color: white;
  line-height: 114px;
  font-weight: 700;
}

.button__text {
  position: relative;
  display: block;
  height: 114px;
  white-space: nowrap;
  opacity: 1;
}

.button__text--download {
  width: 270px;
  transition: opacity 0.5s ease, width 0.5s ease;
}
.button__text--download.is_animated {
  overflow: hidden;
  width: 0px;
  opacity: 0;
}

.button__text--progress {
  margin-right: -35px;
  margin-left: -35px;
  width: 114px;
  font-size: 40px;
  opacity: 0;
  transition: opacity 0.5s ease;
}
.button__text--progress sub {
  font-size: 0.5em;
  font-weight: normal;
}
.button__text--progress.is_animated {
  opacity: 1;
}

.button__text--complete {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 999;
  border-radius: 50%;
  height: 114px;
  width: 114px;
  box-shadow: inset 0px -1px 6px 0px rgba(255, 255, 255, 0.73);
  background: #3acaff;
  transform: scale(1.5);
  transition: transform 0.5s ease;
}
.button__text--complete.is_animated {
  transform: scale(1);
}

.button__icon--cloud-download{
  position: relative;
  top: 7px;
}

.pie-loader {
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  width: 160px;
  height: 160px;
  opacity: 1;
  transition: opacity 0.1s ease;
}
.pie-loader svg {
  width: 100%;
  height: 100%;
}
.pie-loader circle {
  fill: #3acaff;
  stroke: #3acaff;
  stroke-width: 80px;
  stroke-dasharray: 0 252;
  transition: all 0.1s linear;
}
.pie-loader.is_hidden {
  opacity: 0;
}
.button__icon--checkmark{top:30px; position: relative;}

The JavaScript

;(function($){
  
  var btnStartTxt = '<span class="button__text button__text--download">Download <svg class="icon button__icon--cloud-download"><use xlink:href="#icon-cloud-download"></use></svg></span>';
  var btnProgressTxt = '<span class="button__text button__text--progress">0<sub>%</sub></span>';
  var btnEndTxt = '<span class="button__text button__text--complete"><svg class="icon button__icon--checkmark"><use xlink:href="#icon-checkmark"></use></svg></span>';

  var isActive = false;
  
  var stageStep = function( $el, delay, returnFunction ) {
    var delay = ( typeof delay !== 'undifined' ) ? delay : 0;
    setTimeout(function(){
      $el.addClass('is_animated');
    },10);
    if (typeof returnFunction === 'function') {
      setTimeout(function(){ 
        returnFunction();
      }, delay);
    }
  };

  var calcDownload = function(current) {
    // you can use this to add in your logic for calculating the progress of the download.
    // current == the current download percentage
    // return the current percentage of the download
    return current + (Math.floor(Math.random() * (2 - 0 + 1) + 0));
  };

  var initCounter = function($el, returnFunction) {
    var wrapper = $el.parent('div');
    var timerInterval = (1000 / 33);
    var counter = 0;
    var circle = (252 / 100);
    
    var timer = setInterval(function(){
      counter = calcDownload(counter);
      $('.button__text--progress', wrapper).html(counter+'<sub>%</sub>');
      $('.pie-loader circle', wrapper).css('stroke-dasharray', (counter * circle) + ' 252');
      if (counter === 100 || counter > 100 ) {
        clearTimeout(timer);
        $('.pie-loader', wrapper).addClass('is_hidden');
        returnFunction();
      }
    }, timerInterval);
  };


  function clickHandler() {
    if (isActive) {return;}

    isActive = true;
    var btn = $(this);

    stageStep( btn.find('.button__text--download'), 500, function(){
      btn.html(btnProgressTxt);
      btn.parent('div').addClass('is_fixed_size');
      stageStep( btn.find('.button__text--progress'), 500, function(){
        initCounter(btn, function(){
          btn.append(btnEndTxt);
          stageStep( btn.find('.button__text--complete'));
          btn.find('.button__text--progress').remove();
        });
      });
    });
  };

  function reset() {
    isActive = false;
    $('.button').html( btnStartTxt );
    $('.pie-loader').removeClass('is_hidden')
      .find('circle').removeAttr('style')
      .parents('.button-wrapper').removeClass('is_fixed_size');
  }

  $('.reset').on('click', reset);
  $('.button').on('click', clickHandler);

}(jQuery));

Try it
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