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