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