Base CSS

Fundamental HTML elements styled and enhanced with extensible classes.

Typography Headings, paragraphs, lists, and other inline type elements

Headings

All HTML headings, <h1> through <h6> are available.

h1. heading 1

h2. heading 2

h3. heading 3

h4. heading 4

h5. heading 5
h6. heading 6

h1. Light H1

h2. Light H2

h3. Light H3

h4. Light H4

h5. Light H5
h6. Light H6

Body copy

Bootstrap's global default font-size is 14px, with a line-height of 20px. This is applied to the <body> and all paragraphs. In addition, <p> (paragraphs) receive a bottom margin of half their line-height (10px by default).

Nullam quis risus eget urna mollis ornare vel eu leo. Cum sociis natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Nullam id dolor id nibh ultricies vehicula.

Cum sociis natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Donec ullamcorper nulla non metus auctor fringilla. Duis mollis, est non commodo luctus, nisi erat porttitor ligula, eget lacinia odio sem nec elit. Donec ullamcorper nulla non metus auctor fringilla.

Maecenas sed diam eget risus varius blandit sit amet non magna. Donec id elit non mi porta gravida at eget metus. Duis mollis, est non commodo luctus, nisi erat porttitor ligula, eget lacinia odio sem nec elit.

Emphasis strong, em, abbr, address

Emphasis Element Usage Optional
strong <strong> For emphasizing a snippet of text with important None
em <em> For emphasizing a snippet of text with stress None
abbr <abbr> Wraps abbreviations and acronyms to show the expanded version on hover Include optional title attribute for expanded textUse .initialism class for uppercase abbreviations.
address
 <address> For contact information for its nearest ancestor or the entire body of work Preserve formatting by ending all lines with <br>.

Lists

Unordered

<ul>

A list of items in which the order does not explicitly matter.

  • Lorem ipsum dolor sit amet
  • Consectetur adipiscing elit
  • Integer molestie lorem at massa
  • Facilisis in pretium nisl aliquet
  • Nulla volutpat aliquam velit
    • Phasellus iaculis neque
    • Purus sodales ultricies
    • Vestibulum laoreet porttitor sem
    • Ac tristique libero volutpat at
  • Faucibus porta lacus fringilla vel
  • Aenean sit amet erat nunc
  • Eget porttitor lorem

Ordered

<ol>

A list of items in which the order does explicitly matter.

  1. Lorem ipsum dolor sit amet
  2. Consectetur adipiscing elit
  3. Integer molestie lorem at massa
  4. Facilisis in pretium nisl aliquet
  5. Nulla volutpat aliquam velit
  6. Faucibus porta lacus fringilla vel
  7. Aenean sit amet erat nunc
  8. Eget porttitor lorem

Unstyled

<ul class="unstyled">

Remove the default list-style and left padding on list items (immediate children only).

  • Lorem ipsum dolor sit amet
  • Consectetur adipiscing elit
  • Integer molestie lorem at massa
  • Facilisis in pretium nisl aliquet
  • Nulla volutpat aliquam velit
    • Phasellus iaculis neque
    • Purus sodales ultricies
    • Vestibulum laoreet porttitor sem
    • Ac tristique libero volutpat at
  • Faucibus porta lacus fringilla vel
  • Aenean sit amet erat nunc
  • Eget porttitor lorem

Inline

<ul class="inline">

Place all list items on a single line with inline-block and some light padding.

  • Lorem ipsum dolor sit amet
  • Consectetur adipiscing elit
  • Integer molestie lorem at massa
  • Facilisis in pretium nisl aliquet

Description

<dl>

A list of terms with their associated descriptions.

Description lists
A description list is perfect for defining terms.
Euismod
Vestibulum id ligula porta felis euismod semper eget lacinia odio sem nec elit.
Donec id elit non mi porta gravida at eget metus.
Malesuada porta
Etiam porta sem malesuada magna mollis euismod.

Horizontal description

<dl class="dl-horizontal">

Make terms and descriptions in <dl> line up side-by-side.

Description lists
A description list is perfect for defining terms.
Euismod
Vestibulum id ligula porta felis euismod semper eget lacinia odio sem nec elit.
Donec id elit non mi porta gravida at eget metus.
Malesuada porta
Etiam porta sem malesuada magna mollis euismod.
Felis euismod semper eget lacinia
Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus.

Heads up! Horizontal description lists will truncate terms that are too long to fit in the left column fix text-overflow. In narrower viewports, they will change to the default stacked layout.

Code demo

Inline

Wrap inline snippets of code with <code>.

For example, <section> should be wrapped as inline. 
For example, <code><section></code> should be wrapped as inline.

Basic block

Use <pre> for multiple lines of code. Be sure to escape any angle brackets in the code for proper rendering.

<p>Sample text here...</p>
<pre>
  &lt;p&gt;Sample text here...&lt;/p&gt;
</pre>

Heads up! Be sure to keep code within <pre> tags as close to the left as possible; it will render all tabs.

You may optionally add the .pre-scrollable class which will set a max-height of 350px and provide a y-axis scrollbar.

Tables demo

Default styles

For basic styling—light padding and only horizontal dividers—add the base class .table to any <table>.

First Name Age Last Name Total Discount Difference Date
Bruce Almighty 45 $153.19 44.7% +77 Jan 18, 2001 9:12 AM
Bruce Evans 22 $13.19 11% -100.9 Jan 18, 2007 9:12 AM
Bruce Evans 22 $13.19 11% 0 Jan 18, 2007 9:12 AM 
<table class="table">
 …
</table>

Optional Styles

Add any of the following classes to the .table base class.

.table-striped

Adds zebra-striping to any table row within the <tbody> via the :nth-child CSS selector (not available in IE7-IE8).

First Name Age Last Name Total Discount Difference Date
Bruce Almighty 45 $153.19 44.7% +77 Jan 18, 2001 9:12 AM
Bruce Evans 22 $13.19 11% -100.9 Jan 18, 2007 9:12 AM
Bruce Evans 22 $13.19 11% 0 Jan 18, 2007 9:12 AM 
<table class="table table-striped">
 …
</table>

.table-bordered

Add borders and rounded corners to the table.

First Name Age Last Name Total Discount Difference Date
Bruce Almighty 45 $153.19 44.7% +77 Jan 18, 2001 9:12 AM
Bruce Evans 22 $13.19 11% -100.9 Jan 18, 2007 9:12 AM
Bruce Evans 22 $13.19 11% 0 Jan 18, 2007 9:12 AM 
<table class="table table-bordered">
 …
</table>

.table-hover

Enable a hover state on table rows within a <tbody>.

First Name2 Age2 Last Nam2e Total2 Discount2 Difference2 Date2
Bruce Almighty 45 $153.19 44.7% +77 Jan 18, 2001 9:12 AM
Bruce Evans 22 $13.19 11% -100.9 Jan 18, 2007 9:12 AM
Bruce Evans 22 $13.19 11% 0 Jan 18, 2007 9:12 AM 
<table class="table table-hover">
 …
</table>

Optional row classes

Use contextual classes to color table rows.

Class Description
.success Indicates a successful or positive action.
.error Indicates a dangerous or potentially negative action.
.warning Indicates a warning that might need attention.
.info Used as an alternative to the default styles.
# Product Payment Taken Status
1 TB - Monthly 01/04/2012 Approved
2 TB - Monthly 02/04/2012 Declined
3 TB - Monthly 03/04/2012 Pending
4 TB - Monthly 04/04/2012 Call in to confirm 
...
<tr class="success">
  <td>1</td>
  <td>TB - Monthly</td>
  <td>01/04/2012</td>
  <td>Approved</td>
</tr>
...

Forms

Default styles

Individual form controls receive styling, but without any required base class on the <form> or large changes in markup. Results in stacked, left-aligned labels on top of form controls.

Legend Example block-level help text here. 
<form>
 <fieldset>
   <legend>Legend</legend>
   <label>Label name</label>
   <input type="text" placeholder="Type something…">
   <span class="help-block">Example block-level help text here.</span>
   <label class="checkbox">
     <input type="checkbox">Check me out
   </label>
   <button type="submit" class="btn">Submit</button>
 </fieldset>
</form>

Optional layouts

Included with Bootstrap are three optional form layouts for common use cases.

Search form

Add .form-search to the form and .search-query to the <input> for an extra-rounded text input.

<form class="form-search">
 <input type="text" class="input-medium search-query">
 <button type="submit" class="btn">Search</button>
</form>

Inline form

Add .form-inline for left-aligned labels and inline-block controls for a compact layout.

<form class="form-inline">
 <input type="text" class="input-small" placeholder="Email">
 <input type="password" class="input-small" placeholder="Password">
 <label class="checkbox">
   <input type="checkbox">Remember me
 </label>
 <button type="submit" class="btn">Sign in</button>
</form>

Horizontal form

Right align labels and float them to the left to make them appear on the same line as controls. Requires the most markup changes from a default form:

  • Add .form-horizontal to the form
  • Wrap labels and controls in .control-group
  • Add .control-label to the label
  • Wrap any associated controls in .controls for proper alignment
<form class="form-horizontal">
 <div class="control-group">
   <label class="control-label" for="inputEmail">Email</label>
   <div class="controls">
     <input type="text" id="inputEmail" placeholder="Email">
   </div>
 </div>
 <div class="control-group">
   <label class="control-label" for="inputPassword">Password</label>
   <div class="controls">
     <input type="password" id="inputPassword" placeholder="Password">
   </div>
 </div>
 <div class="control-group">
   <div class="controls">
     <label class="checkbox">
       <input type="checkbox">Remember me
     </label>
     <button type="submit" class="btn">Sign in</button>
   </div>
 </div>
</form>

Supported form controls

Examples of standard form controls supported in an example form layout.

Inputs

Most common form control, text-based input fields. Includes support for all HTML5 types: text, password, datetime, datetime-local, date, month, time, week, number, email, url, search, tel, and color.

Requires the use of a specified type at all times.

<input type="text" placeholder="Text input">

Textarea

Form control which supports multiple lines of text. Change rows attribute as necessary.

<textarea rows="3"></textarea>

Checkboxes and radios

Checkboxes are for selecting one or several options in a list while radios are for selecting one option from many.

Default (stacked)


<label class="checkbox">
 <input type="checkbox" value=""> Option one is this and that—be sure to include why it's great

<label class="radio">
 <input type="radio" name="optionsRadios" id="optionsRadios1" value="option1" checked> Option one is this and that—be sure to include why it's great
</label>
<label class="radio">
 <input type="radio" name="optionsRadios" id="optionsRadios2" value="option2"> Option two can be something else and selecting it will deselect option one
</label>

Inline checkboxes

Add the .inline class to a series of checkboxes or radios for controls appear on the same line.

<label class="checkbox inline">
 <input type="checkbox" id="inlineCheckbox1" value="option1"> 1
</label>
<label class="checkbox inline">
 <input type="checkbox" id="inlineCheckbox2" value="option2"> 2
</label>
<label class="checkbox inline">
 <input type="checkbox" id="inlineCheckbox3" value="option3"> 3
</label>

Selects

Use the default option or specify a multiple="multiple" to show multiple options at once.


<select>
 <option>1</option>
 <option>2</option>
 <option>3</option>
 <option>4</option>
 <option>5</option>
</select>

<select multiple="multiple">
 <option>1</option>
 <option>2</option>
 <option>3</option>
 <option>4</option>
 <option>5</option>
</select>

Extending form controls

Adding on top of existing browser controls, Bootstrap includes other useful form components.

Prepended and appended inputs

Add text or buttons before or after any text-based input. Do note that select elements are not supported here.

Default options

Wrap an .add-on and an input with one of two classes to prepend or append text to an input.

@

.00 
<div class="input-prepend">
 <span class="add-on">@</span>
 <input class="span2" id="prependedInput" type="text" placeholder="Username">
</div>
<div class="input-append">
 <input class="span2" id="appendedInput" type="text">
 <span class="add-on">.00</span>
</div>

Combined

Use both classes and two instances of .add-on to prepend and append an input.

$ .00 
<div class="input-prepend input-append">
 <span class="add-on">$</span>
 <input class="span2" id="appendedPrependedInput" type="text">
 <span class="add-on">.00</span>
</div>

Buttons instead of text

Instead of a <span> with text, use a .btn to attach a button (or two) to an input.

<div class="input-append">
  <input class="span2" id="appendedInputButton" type="text">
  <button class="btn" type="button">Go!</button>
</div>

<div class="input-append">
 <input class="span2" id="appendedInputButtons" type="text">
 <button class="btn" type="button">Search</button>
 <button class="btn" type="button">Options</button>
</div>

Button dropdowns

<div class="input-append">
 <input class="span2" id="appendedDropdownButton" type="text">
 <div class="btn-group">
   <button class="btn dropdown-toggle" data-toggle="dropdown">
     Action
     <span class="caret"></span>
   </button>
   <ul class="dropdown-menu">
     ...
   </ul>
 </div>
</div>

<div class="input-prepend">
 <div class="btn-group">
   <button class="btn dropdown-toggle" data-toggle="dropdown">
     Action
     <span class="caret"></span>
   </button>
   <ul class="dropdown-menu">
     ...
   </ul>
 </div>
 <input class="span2" id="prependedDropdownButton" type="text">
</div>

<div class="input-prepend input-append">
 <div class="btn-group">
   <button class="btn dropdown-toggle" data-toggle="dropdown">
     Action
     <span class="caret"></span>
   </button>
   <ul class="dropdown-menu">
     ...
   </ul>
 </div>
 <input class="span2" id="appendedPrependedDropdownButton" type="text">
 <div class="btn-group">
   <button class="btn dropdown-toggle" data-toggle="dropdown">
     Action
     <span class="caret"></span>
   </button>
   <ul class="dropdown-menu">
     ...
   </ul>
 </div>
</div>

Search form

<form class="form-search">
  <div class="input-append">
    <input type="text" class="span2 search-query">
    <button type="submit" class="btn">Search</button>
  </div>
  <div class="input-prepend">
    <button type="submit" class="btn">Search</button>
    <input type="text" class="span2 search-query">
  </div>
</form>

Control sizing

Use relative sizing classes like .input-large or match your inputs to the grid column sizes using .span* classes.

Block level inputs

Make any <input> or <textarea> element behave like a block level element.

<input class="input-block-level" type="text" placeholder=".input-block-level">

Relative sizing

<input class="input-mini" type="text" placeholder=".input-mini">
<input class="input-small" type="text" placeholder=".input-small">
<input class="input-medium" type="text" placeholder=".input-medium">
<input class="input-large" type="text" placeholder=".input-large">
<input class="input-xlarge" type="text" placeholder=".input-xlarge">
<input class="input-xxlarge" type="text" placeholder=".input-xxlarge">

Heads up! In future versions, we'll be altering the use of these relative input classes to match our button sizes. For example, .input-large will increase the padding and font-size of an input.

Grid sizing

Use .span1 to .span12 for inputs that match the same sizes of the grid columns.

<input class="span1" type="text" placeholder=".span1">
<input class="span2" type="text" placeholder=".span2">
<input class="span3" type="text" placeholder=".span3">
<select class="span1">
  ...
</select>
<select class="span2">
  ...
</select>
<select class="span3">
  ...
</select>

For multiple grid inputs per line, use the .controls-row modifier class for proper spacing. It floats the inputs to collapse white-space, sets the proper margins, and the clears the float.

<div class="controls">
  <input class="span5" type="text" placeholder=".span5">
</div>
<div class="controls controls-row">
  <input class="span4" type="text" placeholder=".span4">
  <input class="span1" type="text" placeholder=".span1">
</div>
...

Uneditable inputs

Present data in a form that's not editable without using actual form markup.

Some value here 
<span class="input-xlarge uneditable-input">Some value here</span>

Form actions

End a form with a group of actions (buttons). When placed within a .form-horizontal, the buttons will automatically indent to line up with the form controls.

<div class="form-actions">
  <button type="submit" class="btn btn-primary">Save changes</button>
  <button type="button" class="btn">Cancel</button>
</div>

Help text

Inline and block level support for help text that appears around form controls.

Inline help

Inline help text 
<input type="text"><span class="help-inline">Inline help text</span>

Block help

A longer block of help text that breaks onto a new line and may extend beyond one line. 
<input type="text"><span class="help-block">A longer block of help text that breaks onto a new line and may extend beyond one line.</span>

Form control states

Provide feedback to users or visitors with basic feedback states on form controls and labels.

Input focus

We remove the default outline styles on some form controls and apply a box-shadow in its place for :focus.

<input class="input-xlarge" id="focusedInput" type="text" value="This is focused...">

Disabled inputs

Add the disabled attribute on an input to prevent user input and trigger a slightly different look.

<input class="input-xlarge" id="disabledInput" type="text" placeholder="Disabled input here..." disabled>

Validation states

Bootstrap includes validation styles for error, warning, info, and success messages. To use, add the appropriate class to the surrounding .control-group.

Something may have gone wrong
Please correct the error
Username is taken
Woohoo! 
<div class="control-group warning">
 <label class="control-label" for="inputWarning">Input with warning</label>
 <div class="controls">
   <input type="text" id="inputWarning">
   <span class="help-inline">Something may have gone wrong</span>
 </div>
</div>
<div class="control-group error">
 <label class="control-label" for="inputError">Input with error</label>
 <div class="controls">
   <input type="text" id="inputError">
   <span class="help-inline">Please correct the error</span>
 </div>
</div>
<div class="control-group success">
 <label class="control-label" for="inputSuccess">Input with success</label>
 <div class="controls">
   <input type="text" id="inputSuccess">
   <span class="help-inline">Woohoo!</span>
 </div>
</div>

Buttons demo

Default buttons

Button styles can be applied to anything with the .btn class applied. However, typically you'll want to apply these to only <a> and <button> elements for the best rendering.

Button class="" Description
Default btn Standard gray button with gradient
Primary btn btn-primary Provides extra visual weight and identifies the primary action in a set of buttons
Info btn btn-info Used as an alternative to the default styles
Success btn btn-success Indicates a successful or positive action
Warning btn btn-warning Indicates caution should be taken with this action
Danger btn btn-danger Indicates a dangerous or potentially negative action
Link btn btn-link Deemphasize a button by making it look like a link while maintaining button behavior

Button sizes

Fancy larger or smaller buttons? Add .btn-large, .btn-small, or .btn-mini for additional sizes.

<p>
  <button class="btn btn-large btn-primary" type="button">Large button</button>
  <button class="btn btn-large" type="button">Large button</button>
</p>
<p>
  <button class="btn btn-primary" type="button">Default button</button>
  <button class="btn" type="button">Default button</button>
</p>
<p>
  <button class="btn btn-small btn-primary" type="button">Small button</button>
  <button class="btn btn-small" type="button">Small button</button>
</p>
<p>
  <button class="btn btn-mini btn-primary" type="button">Mini button</button>
  <button class="btn btn-mini" type="button">Mini button</button>
</p>

Create block level buttons—those that span the full width of a parent— by adding .btn-block.

<button class="btn btn-large btn-block btn-primary" type="button">Block level button</button>
<button class="btn btn-large btn-block" type="button">Block level button</button>

Disabled state

Make buttons look unclickable by fading them back 50%.

Anchor element

Add the .disabled class to <a> buttons.

Primary link link 

<a href="#" class="btn btn-large btn-primary disabled">Primary link</a>
<a href="#" class="btn btn-large disabled">Link</a>

Heads up! We use .disabled as a utility class here, similar to the common .active class, so no prefix is required. Also, this class is only for aesthetic; you must use custom JavaScript to disable links here.

Button element

Add the disabled attribute to <button> buttons.

<button type="button" class="btn btn-large btn-primary disabled" disabled="disabled">Primary button</button>
<button type="button" class="btn btn-large" disabled>Button</button>

One class, multiple tags

Use the .btn class on an <a>, <button>, or <input> element.

Link 

<a class="btn" href="">Link</a>
<button class="btn" type="submit">Button</button>
<input class="btn" type="button" value="Input" />
<input class="btn" type="submit" value="Submit" />

Images

Add classes to an <img> element to easily style images in any project.

<img src="..." class="img-rounded">
<img src="..." class="img-circle">
<img src="..." class="img-polaroid">

Heads up! .img-rounded and .img-circle do not work in IE7-8 due to lack of border-radius support.