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