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