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