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