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