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