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