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