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