Element block pseudo-class :active generated with box-shadow 3px 2px 4px rgba(0,0,0,0.4) background border 0px rgba(0,0,0,1) solid outline none margin 0px padding 0px border-radius float none transition box-sizing content-box display block height 300px width 300px overflow visible transform text-shadow 0px 0px 9px rgba(20,255,20,0.7) cursor default position static font-size 16px font-weight normal line-height 1 z-index auto opacity 1