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