body {
            font-family: Arial, sans-serif;
            background: #f5f5f5;
            margin: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            height: 100vh;
        }

        .login-container {
            background: white;
            border-radius: 10px;
            box-shadow: 0 0 20px rgba(0,0,0,0.1);
            width: 400px;
            max-width: 90%;
            overflow: hidden;
        }

        .welcome-image {
            background-color: #333;
            color: white;
            text-align: center;
            padding: 30px 20px 20px;
        }

        .welcome-image img {
            max-width: 100px;
            height: auto;
            margin-bottom: 15px;
        }

        .login-icono-defecto {
            width: 64px;
            height: 64px;
            margin: 0 auto 15px;
            border-radius: 50%;
            background: rgba(255,255,255,0.14);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .welcome-image h1 {
            margin: 0;
            font-size: 24px;
        }

        .login-form {
            padding: 30px 20px;
            display: flex;
            flex-direction: column;
        }

        .login-form input {
            padding: 10px;
            margin-bottom: 15px;
            border: 1px solid #ccc;
            border-radius: 5px;
        }

        .login-form button {
            background-color: #007BFF;
            color: white;
            padding: 14px;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 9px;
            font-size: 16px;
            font-weight: 600;
        }

        .login-form button:hover {
            background-color: #0056b3;
        }

        .error-box{
  background:#ffe7e7;
  color:#b00020;
  border:1px solid #ffb3b3;
  border-radius:8px;
  padding:10px 12px;
  margin:12px 0 18px;
  font-weight:500;
}

        @media screen and (max-width: 480px) {
            .welcome-image h1 {
                font-size: 20px;
            }

            .login-container {
                width: 95%;
            }
        }