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