Html5 верстка
https://developers.google.com/speed/pagespeed/insights/?hl=ru&url=king-servers.com&utm_campaign=partners_google&utm_medium=email&utm_source=partners_all&tab=mobile
https://www.google.com/webmasters/tools/mobile-friendly/?hl=ru&url=king-servers.com&utm_campaign=partners_google&utm_medium=email&utm_source=partners_all
Для десктопной и мобильной версии