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