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