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