body {
              background-color: #f8f9fa;
              display: flex;
              align-items: center;
              justify-content: center;
              height: 100vh;
              margin: 0;
              font-family: Arial, sans-serif;
          }

          .login-container {
              max-width: 400px;
              width: 100%;
              padding: 30px;
              background-color: #fff;
              border-radius: 10px;
              box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
          }

          .logo {
              text-align: center;
              margin-bottom: 30px;
          }

          .logo img {
              max-width: 200px;
          }

          .form-group {
              margin-bottom: 20px;
          }

          .btn-primary {
              width: 100%;
          }