Element block pseudo-class :active generated with transform border 5px rgba(0,0,0,1) solid line-height 1 padding 20px box-shadow 1px 1px 1px rgba(0,0,0,0.3) margin 0px z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition float none font-weight normal box-sizing content-box cursor default position static overflow hidden width 160px border-radius display block height auto background font-size 16px