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