// Screen reader only helper @mixin sr-only {
position: absolute; left: -999em; right: auto;
}
@mixin add-sr-only {
position: absolute; left: -999em; right: auto;
}
// This “negates” the sr-only helper; useful if // we want the default state of something to be // for screen readers only, but we want to force // it to show for sighted users under more specific // conditions. @mixin not-sr-only {
position: static;
}
@mixin add-no-sr-only {
position: static;
}