Use loading placeholders for your components or pages to indicate something may still be loading.
 
															Some quick example text to build on the card title and make up the bulk of the card's content.
Go somewhere <!-- example -->
  <div class="card">
    <img src="../assets/images/placeholder/4by3.jpg" class="card-img-top" alt="...">
    <div class="card-body">
       <h5 class="card-title">Card title</h5>
       <p class="card-text">Some quick example text to build on the card title and make up the bulk of the card's content.</p>
       <a href="#" class="btn btn-primary">Go somewhere</a>
    </div>
 </div>
 <div class="card">
    <img src="../assets/images/placeholder/4by3.jpg" class="card-img-top" alt="...">
    <div class="card-body">
       <h5 class="card-title placeholder-glow">
          <span class="placeholder col-6"></span>
       </h5>
       <p class="card-text placeholder-glow">
          <span class="placeholder col-7"></span>
          <span class="placeholder col-4"></span>
          <span class="placeholder col-4"></span>
          <span class="placeholder col-6"></span>
          <span class="placeholder col-8"></span>
       </p>
       <a href="#" tabindex="-1" class="btn btn-primary disabled placeholder col-6"></a>
    </div>
 </div>
 COPY TO CLIPBOARD 
												You can change the
												width
												through grid column classes, width utilities, or inline styles.
											
 <!-- width -->
<span class="placeholder col-6"></span>
<span class="placeholder w-75"></span>
<span class="placeholder" style="width: 25%;"></span>
												By default, the
												placeholder
												uses
												currentColor
												. This can be overridden with a custom color or utility class.
											
<!-- color -->
 <span class="placeholder col-12"></span>
 <span class="placeholder col-12 bg-primary"></span>
 <span class="placeholder col-12 bg-secondary"></span>
 <span class="placeholder col-12 bg-success"></span>
 <span class="placeholder col-12 bg-danger"></span>
 <span class="placeholder col-12 bg-warning"></span>
 <span class="placeholder col-12 bg-info"></span>
 <span class="placeholder col-12 bg-light"></span>
 <span class="placeholder col-12 bg-dark"></span>
												The size of
												.placeholder
												s are based on the typographic style of the parent element. Customize them with sizing modifiers:
												.placeholder-lg
												,
												.placeholder-sm
												, or
												.placeholder-xs
												.
											
 <!-- sizing -->
 <span class="placeholder col-12 placeholder-lg"></span>
 <span class="placeholder col-12"></span>
 <span class="placeholder col-12 placeholder-sm"></span>
 <span class="placeholder col-12 placeholder-xs"></span>
												Animate placeholders with
												.placeholder-glow
												or
												.placeholder-wave
												to better convey the perception of something being
												actively
												loaded.
											
 <!-- animation -->
 <p class="placeholder-glow">
 <span class="placeholder col-12"></span>
 </p>
 <p class="placeholder-wave">
 <span class="placeholder col-12"></span>
 </p>