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