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