Element block pseudo-class :active generated with height auto opacity 0.87 overflow hidden width 160px border-radius line-height 1 float none margin 0px font-size 27px box-sizing content-box background z-index auto font-weight normal box-shadow 1px 1px 1px rgba(255,0,0,0.3) cursor default display block border 0px rgba(0,0,0,1) solid position static padding 20px transition transform text-shadow 1px 1px 1px rgba(0,0,0,0.2)