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