body { font-family: sans-serif; margin: 0; background: #ecf0f1; }
.login-box { width: 300px; margin: 100px auto; background: #fff; padding: 30px; box-shadow: 0 0 10px rgba(0,0,0,0.3); }
.login-box input, .login-box button { width: 100%; padding: 10px; margin: 10px 0; }
.navbar { background: #34495e; color:#fff; padding:10px; display:flex; justify-content:space-between; align-items:center; }
.navbar a { color:#fff; margin:0 10px; text-decoration:none; }
.dashboard-content { padding:20px; }