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