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