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