Element block pseudo-class :active generated with padding 20px cursor default box-shadow 1px 1px 1px rgba(0,0,0,0.3) float none border-radius z-index auto width 160px border 72px rgba(0,0,0,1) solid display block background position static box-sizing content-box line-height 1 transition font-weight normal margin 0px overflow hidden transform text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-size 16px height auto