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