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