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