How can I get my Twitter Bootstrap buttons to right align?

Insert pull-right into the class attribute and let bootstrap arrange the buttons.

For Bootstrap 2.3, see: http://getbootstrap.com/2.3.2/components.html#misc > Helper classes > .pull-right.

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For Bootstrap 3, see: https://getbootstrap.com/docs/3.3/css/#helper-classes > Helper classes.

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For Bootstrap 4, see: https://getbootstrap.com/docs/4.0/utilities/float/#responsive

The pull-right command was removed and replaced with float-right or in general to float-{sm,md,lg,xl}-{left,right,none}

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For Boostrap 5, see: https://getbootstrap.com/docs/5.0/utilities/float/

The closest solution would be float-end.

In twitter bootstrap 3 try the class pull-right

class="btn pull-right"

"pull-right" class may not be the right way because in uses "float: right" instead of text-align.

Checking the bootstrap 3 css file i found "text-right" class on line 457. This class should be the right way to align the text to the right.

Some code: For Bootstrap 3 & 4

<div class="row">
    <div class="col-xs-12">
        <div class="text-right">
            <button type="button" class="btn btn-default">Default</button>
        </div>
    </div>
</div>

For bootstrap 5

<div class="row">
    <div class="col">
        <div class="text-end">
            <button type="button" class="btn btn-secondary">Default</button>
        </div>
    </div>
</div>