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