body{background:linear-gradient(#0001,#0003 60%,#0002);background-size:100vw 100vh}.form-root{padding:20px;margin:20px;border:1px solid gray;border-radius:5px;background:linear-gradient(#fff,#fafafa 60%,#fff)}.form-root .array-item>div>.form-group{background:#0001;background-image:linear-gradient(#0001,#0003 60%,#0002);padding:20px;border-radius:5px}