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