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