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