body{font-family:Arial;background:#f2f2f2}body,html{height:100%;margin:0;padding:0}app-root,body,html{display:flex;flex-direction:column}app-root{min-height:100vh}main{flex:1;display:flex;flex-direction:column}.footer{background-color:#f7f8fa;color:#212121;padding:20px;border-top:4px solid #4285f4}