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