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