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