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