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