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