Element block pseudo-element :before generated with background height auto float none box-shadow 1px 1px 1px rgba(0,0,0,0.3) border-radius padding 21px font-weight normal cursor default line-height 1 position static font-size 16px box-sizing content-box display block width 160px transition border 0px rgba(0,0,0,1) solid z-index auto transform margin 1px overflow hidden text-shadow 1px 1px 1px rgba(0,0,0,0.2)