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