<div class="progress mb-3">
   <div class="progress-bar" role="progressbar" aria-valuenow="0" aria-valuemin="0" aria-valuemax="100"></div>
</div>
<div class="progress mb-3">
   <div class="progress-bar" role="progressbar" style="width: 25%" aria-valuenow="25" aria-valuemin="0" aria-valuemax="100"></div>
</div>
<div class="progress mb-3">
   <div class="progress-bar" role="progressbar" style="width: 50%" aria-valuenow="50" aria-valuemin="0" aria-valuemax="100"></div>
</div>
<div class="progress mb-3">
   <div class="progress-bar" role="progressbar" style="width: 75%" aria-valuenow="75" aria-valuemin="0" aria-valuemax="100"></div>
</div>
<div class="progress">
   <div class="progress-bar" role="progressbar" style="width: 100%" aria-valuenow="100" aria-valuemin="0" aria-valuemax="100"></div>
</div>
                                        
                                        Progress components are built with two HTML elements, some CSS to set the width, and a few attributes. We don’t use the HTML5 <progress> element, ensuring you can stack progress bars, animate them, and place text labels over them.
                                    
.progress as a wrapper to indicate the max value of the progress bar.
                                        .progress-bar to indicate the progress so far.
                                        .progress-bar requires an inline style, utility class, or custom CSS to set their width.
                                        .progress-bar also requires some role and aria attributes to make it accessible.
                                        Put that all together, and you have the following examples.
<div class="progress mb-3" style="height: 3px;">
   <div class="progress-bar" role="progressbar" style="width: 25%;" aria-valuenow="25" aria-valuemin="0" aria-valuemax="100">25%</div>
</div>
<div class="progress mb-3" style="height: 10px;">
   <div class="progress-bar" role="progressbar" style="width: 50%;" aria-valuenow="50" aria-valuemin="0" aria-valuemax="100">50%</div>
</div>
<div class="progress mb-3" style="height: 15px;">
   <div class="progress-bar" role="progressbar" style="width: 75%;" aria-valuenow="75" aria-valuemin="0" aria-valuemax="100">75%</div>
</div>
<div class="progress" style="height: 20px;">
   <div class="progress-bar" role="progressbar" style="width: 99%;" aria-valuenow="99" aria-valuemin="0" aria-valuemax="100">99%</div>
</div>
                                        
                                        We only set a height value on the .progress, so if you change that value the inner .progress-bar will automatically resize accordingly.
                                    
<div class="progress mb-3">
   <div class="progress-bar progress-bar-striped progress-bar-animated" role="progressbar" aria-valuenow="75" aria-valuemin="0" aria-valuemax="100" style="width: 75%"></div>
</div>
<div class="progress">
   <div class="progress-bar progress-bar-striped progress-bar-animated bg-success" role="progressbar" aria-valuenow="75" aria-valuemin="0" aria-valuemax="100" style="width: 75%"></div>
</div>
                                        
                                        The striped gradient can also be animated. Add .progress-bar-animated to .progress-bar to animate the stripes right to left via CSS3 animations.
                                    
<div class="progress mb-3">
   <div class="progress-bar" role="progressbar" style="width: 25%;" aria-valuenow="25" aria-valuemin="0" aria-valuemax="100">25%</div>
</div>
<div class="progress mb-3">
   <div class="progress-bar" role="progressbar" style="width: 50%;" aria-valuenow="50" aria-valuemin="0" aria-valuemax="100">50%</div>
</div>
<div class="progress mb-3">
   <div class="progress-bar" role="progressbar" style="width: 75%;" aria-valuenow="75" aria-valuemin="0" aria-valuemax="100">75%</div>
</div>
<div class="progress">
   <div class="progress-bar" role="progressbar" style="width: 99%;" aria-valuenow="99" aria-valuemin="0" aria-valuemax="100">99%</div>
</div>
                                        
                                        Add labels to your progress bars by placing text within the .progress-bar.
                                    
<div class="progress mb-3">
   <div class="progress-bar bg-success" role="progressbar" style="width: 25%" aria-valuenow="25" aria-valuemin="0" aria-valuemax="100"></div>
</div>
<div class="progress mb-3">
   <div class="progress-bar bg-info" role="progressbar" style="width: 50%" aria-valuenow="50" aria-valuemin="0" aria-valuemax="100"></div>
</div>
<div class="progress mb-3">
   <div class="progress-bar bg-warning" role="progressbar" style="width: 75%" aria-valuenow="75" aria-valuemin="0" aria-valuemax="100"></div>
</div>
<div class="progress">
   <div class="progress-bar bg-danger" role="progressbar" style="width: 100%" aria-valuenow="100" aria-valuemin="0" aria-valuemax="100"></div>
</div>
                                        Use background utility classes to change the appearance of individual progress bars.
 <div class="progress">
   <div class="progress-bar" role="progressbar" style="width: 15%" aria-valuenow="15" aria-valuemin="0" aria-valuemax="100"></div>
   <div class="progress-bar bg-success" role="progressbar" style="width: 30%" aria-valuenow="30" aria-valuemin="0" aria-valuemax="100"></div>
   <div class="progress-bar bg-info" role="progressbar" style="width: 20%" aria-valuenow="20" aria-valuemin="0" aria-valuemax="100"></div>
</div>
                                        Include multiple progress bars in a progress component if you need.
<div class="progress mb-3">
   <div class="progress-bar progress-bar-striped" role="progressbar" style="width: 10%" aria-valuenow="10" aria-valuemin="0" aria-valuemax="100"></div>
</div>
<div class="progress mb-3">
   <div class="progress-bar progress-bar-striped bg-success" role="progressbar" style="width: 25%" aria-valuenow="25" aria-valuemin="0" aria-valuemax="100"></div>
</div>
<div class="progress mb-3">
   <div class="progress-bar progress-bar-striped bg-info" role="progressbar" style="width: 50%" aria-valuenow="50" aria-valuemin="0" aria-valuemax="100"></div>
</div>
<div class="progress mb-3">
   <div class="progress-bar progress-bar-striped bg-warning" role="progressbar" style="width: 75%" aria-valuenow="75" aria-valuemin="0" aria-valuemax="100"></div>
</div>
<div class="progress">
   <div class="progress-bar progress-bar-striped bg-danger" role="progressbar" style="width: 100%" aria-valuenow="100" aria-valuemin="0" aria-valuemax="100"></div>
</div>
                                        
                                        Add .progress-bar-striped to any .progress-bar to apply a stripe via CSS gradient over the progress bar’s background color.