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