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