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