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