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