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