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