body {
      margin: 0;
      font-family: "Arial", sans-serif;
      background: url('https://intl-img.sf-express.com/static/img/201610/15211809l5yk.png') no-repeat center center fixed;
      background-size: cover;
    }

    .background-blur {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      backdrop-filter: blur(8px);
      z-index: 0;
    }

    .logo {
      position: absolute;
      top: 20px;
      left: 20px;
      z-index: 2;
    }

    .logo img {
      height: 80px;
    }

    .login-container {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      background: linear-gradient(to bottom, #3c0000, #8b0000);
      padding: 30px 40px;
      width: 320px;
      border-radius: 20px;
      box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
      color: #fff;
      z-index: 2;
      text-align: center;
    }

    .login-container h2 {
      font-weight: bold;
      margin-bottom: 10px;
    }

    .login-container p.error {
      background-color: yellow;
      color: black;
      padding: 5px;
      font-size: 14px;
      margin-bottom: 10px;
      display: none;
    }

    .login-container input[type="email"],
    .login-container input[type="password"] {
      width: 100%;
      padding: 10px;
      margin: 10px 0;
      border: none;
      border-radius: 5px;
      font-size: 14px;
      box-sizing: border-box;
    }

    .login-container input[disabled] {
      background-color: #ddd;
      color: #555;
    }

    .login-container .checkbox-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
    }

    .login-container .checkbox-row label {
      display: flex;
      align-items: center;
      gap: 5px;
    }

    .login-container .checkbox-row a {
      color: #ccc;
      text-decoration: none;
      font-size: 12px;
    }

    .submit-container {
      text-align: right;
      margin-top: 20px;
    }

    .submit-button {
      background-color: #007daa;
      color: #fff;
      border: none;
      padding: 10px 25px;
      font-size: 16px;
      border-radius: 8px;
      cursor: pointer;
    }

    .footer {
      position: fixed;
      bottom: 10px;
      width: 100%;
      text-align: center;
      color: #fff;
      font-size: 12px;
      z-index: 2;
    }