Minor README updates to clarify element visibility
Minor README updates to clarify element visibility

DariaKalynovska/capybara,irfanah/capybara,tjouan/capybara,teamcapybara/capybara,jnicklas/capybara,Bartuz/capybara,olivierlacan/capybara,jillianrosile/capybara,y-yagi/capybara,teamcapybara/capybara,soutaro/capybara,mohanraj1311/capybara,tjouan/capybara,tjouan/capybara,khaidpham/capybara,y-yagi/capybara,mlarraz/capybara,gonzedge/capybara,randoum/capybara,jnicklas/capybara,gonzedge/capybara,Bartuz/capybara,jillianrosile/capybara,olivierlacan/capybara,twalpole/capybara,irfanah/capybara,twalpole/capybara,khaidpham/capybara,irfanah/capybara,teamcapybara/capybara,DariaKalynovska/capybara,mohanraj1311/capybara,y-yagi/capybara,twalpole/capybara,mohanraj1311/capybara,DariaKalynovska/capybara,olivierlacan/capybara,khaidpham/capybara,jnicklas/capybara,randoum/capybara,soutaro/capybara,randoum/capybara,soutaro/capybara,jillianrosile/capybara,gonzedge/capybara,mlarraz/capybara,Bartuz/capybara,mlarraz/capybara