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