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