Element block pseudo-class :active generated with line-height 1 z-index auto height auto padding 20px transform cursor default font-weight normal width 400px border 3px rgba(0,0,0,1) solid transition font-size 16px background position static border-radius text-shadow 1px 1px 1px rgba(0,0,0,0.2) float none margin 0px overflow hidden display block box-shadow 1px 1px 1px rgba(0,0,0,0.3) box-sizing content-box