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