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