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