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