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