Element block pseudo-element :after generated with transition border 0px rgba(0,0,0,1) solid transform border-radius padding 20px background width 80px margin 0px line-height 1 height auto font-size 16px overflow hidden position static outline none font-weight bold box-shadow 0px 0px 20px rgba(0,0,0,0.2) box-sizing content-box text-shadow 1px 1px 1px rgba(0,0,0,0.2) z-index auto float none opacity 1 display block cursor default