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