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