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