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