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