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