Element block pseudo-element :after generated with z-index auto background line-height 1 font-weight normal border-radius margin 0px float none font-size 16px box-sizing content-box transition border 0px rgba(0,0,0,1) solid display block outline none padding 20px overflow hidden opacity 1 height auto box-shadow 4px 4px 6px rgba(0,0,0,0.4) width 160px transform cursor default position static text-shadow 1px 1px 1px rgba(0,0,0,0.2)