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