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