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