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