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