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