twbs--bootstrap/docs/4.0/utilities/screenreaders.md

layout	title	description	group	toc
docs	Screenreaders	Use screenreader utilities to hide elements on all devices execept screen readers.	utilities	true

Hide an element to all devices except screen readers with .sr-only. Combine .sr-only with .sr-only-focusable to show the element again when it's focused (e.g. by a keyboard-only user). Can also be used as mixins.

{% comment %} Necessary for following [accessibility best practices]({{ site.baseurl }}/getting-started/#accessibility). {% endcomment %}

{% highlight html %} Skip to main content {% endhighlight %}

{% highlight scss %} // Usage as a mixin .skip-navigation { @include sr-only; @include sr-only-focusable; } {% endhighlight %}