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Add docs for .w-100 utility class

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Chris Rebert 2016-04-06 15:06:23 -07:00
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docs/components/utilities.md
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@ -165,6 +165,14 @@ Sometimes contextual classes cannot be applied due to the specificity of another
{% capture callout-include %}{% include callout-warning-color-assistive-technologies.md %}{% endcapture %}
{{ callout-include | markdownify }}
## Widths
Easily make an element as wide as its parent using the `.w-100` utility class, which sets `width: 100%`.
{% example html %}
<img class="w-100" data-src="holder.js/200px100?outline=yes&text=Width%20%3D%20100%25" alt="Width = 100%">
{% endexample %}
## Close icon
Use a generic close icon for dismissing content like modals and alerts. **Be sure to include text for screen readers**, as we've done with `aria-label`.