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