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