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