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