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