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