1 files changed, 28 insertions, 21 deletions
diff --git a/docs/javascript/buttons.md b/docs/javascript/buttons.md
index 68c8ed015..2a8e4ccd1 100644
--- a/docs/javascript/buttons.md
+++ b/docs/javascript/buttons.md
@@ -6,19 +6,22 @@ title: Buttons
 
 Do more with buttons. Control button states or create groups of buttons for more components like toolbars.
 
-<div class="bs-callout bs-callout-danger">
-  <h4>Cross-browser compatibility</h4>
-  <p><a href="https://github.com/twbs/bootstrap/issues/793">Firefox persists form control states (disabledness and checkedness) across page loads</a>. A workaround for this is to use <code>autocomplete="off"</code>. See <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=654072">Mozilla bug #654072</a>.</p>
-</div>
+{% callout danger %}
+#### Cross-browser compatibility
+
+[Firefox persists form control states (disabledness and checkedness) across page loads](https://github.com/twbs/bootstrap/issues/793). A workaround for this is to use `autocomplete="off"`. See [Mozilla bug #654072](https://bugzilla.mozilla.org/show_bug.cgi?id=654072).
+{% endcallout %}
+
 
 ## Stateful
 
 Add `data-loading-text="Loading..."` to use a loading state on a button.
 
-<div class="bs-callout bs-callout-info">
-  <h4>Use whichever state you like!</h4>
-  <p>For the sake of this demonstration, we are using <code>data-loading-text</code> and <code>$().button('loading')</code>, but that's not the only state you can use. <a href="#buttons-methods">See more on this below in the <code>$().button(string)</code> documentation</a>.</p>
-</div>
+{% callout info %}
+#### Use whichever state you like!
+
+For the sake of this demonstration, we are using `data-loading-text` and `$().button('loading')`, but that's not the only state you can use. [See more on this below in the `$().button(string)` documentation](#buttons-methods).
+{% endcallout %}
 
 {% example html %}
 <button type="button" id="myButton" data-loading-text="Loading..." class="btn btn-primary" autocomplete="off">
@@ -43,26 +46,30 @@ Add `data-toggle="button"` to activate toggling on a single button.
 </button>
 {% endexample %}
 
-<div class="bs-callout bs-callout-warning">
-  <h4>Pre-toggled buttons need <code>.active</code> and <code>aria-pressed="true"</code></h4>
-  <p>For pre-toggled buttons, you must add the <code>.active</code> class and the <code>aria-pressed="true"</code> attribute to the <code>button</code> yourself.</p>
-</div>
+{% callout warning %}
+#### Pre-toggled buttons need `.active` and `aria-pressed="true"`
+
+For pre-toggled buttons, you must add the `.active` class and the `aria-pressed="true"` attribute to the `button` yourself.
+{% endcallout %}
 
 ## Checkbox and radio
 
 Add `data-toggle="buttons"` to a `.btn-group` containing checkbox or radio inputs to enable toggling in their respective styles.
 
-<div class="bs-callout bs-callout-warning">
-  <h4>Preselected options need <code>.active</code></h4>
-  <p>For preselected options, you must add the <code>.active</code> class to the input's <code>label</code> yourself.</p>
-</div>
-<div class="bs-callout bs-callout-warning">
-  <h4>Visual checked state only updated on click</h4>
-  <p>If the checked state of a checkbox button is updated without firing a <code>click</code> event on the button (e.g. via <code>&lt;input type="reset"&gt;</code> or via setting the <code>checked</code> property of the input), you will need to toggle the <code>.active</code> class on the input's <code>label</code> yourself.</p>
-</div>
+{% callout warning %}
+#### Preselected options need `.active`
+
+For preselected options, you must add the `.active` class to the input's `label` yourself.
+{% endcallout %}
+
+{% callout warning %}
+#### Visual checked state only updated on click
+
+If the checked state of a checkbox button is updated without firing a `click` event on the button (e.g. via `<input type="reset">` or via setting the `checked` property of the input), you will need to toggle the `.active` class on the input's `label` yourself.
+{% endcallout %}
 
 {% example html %}
-<div class="bs-example">
+<div class="bd-example">
   <div class="btn-group" data-toggle="buttons">
     <label class="btn btn-primary active">
       <input type="checkbox" checked autocomplete="off"> Checkbox 1 (pre-checked)