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