Update style.css
Update style.css

adding a class to allow us to put in hidden text for screen readers when necessary. there are a number of methods but this one seems to cause the least problems.
code4sac/housing-data-hub,DataSF/housing-data-hub,DataSF/housing-data-hub,DataSF/housing-data-hub,code4sac/housing-data-hub,code4sac/housing-data-hub