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