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