Element block pseudo-element :before generated with border 4px rgba(0,0,0,1) solid border-radius float none font-size 16px width 160px position static display block background padding 20px text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-weight normal overflow hidden transform line-height 1 height auto transition z-index auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) cursor default margin 0px box-sizing content-box