one site of elements

fix for re-use of state-site.html;
added font OpenSans

Re use page

See merge request !1

removed unnecessary call

availability;
fixed bug when server was slow

fixed bug with scroll-to-top-button;
replaced some code with new function

availability section so they fit to the design that was used above

dns3 (because it doesn't offer unencrypted service)

dns3 is selected