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