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