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