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