/* Base Reset and Body Style */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f0f4f7, #d9e8f5);
    margin: 0;
    padding: 0;
    display: flex;
    height: 100vh;
    justify-content: center;
    align-items: center;
}

/* Login Container Box */
.container {
    background: white;
    padding: 30px 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    width: 320px;
    text-align: center;
}

/* Heading Style */
h2 {
    margin-bottom: 20px;
    color: #2a4d69;
}

/* Error Message Styling */
.error {
    color: red;
    margin-bottom: 15px;
    font-weight: bold;
}

/* Form Input Blocks */
.form-group {
    text-align: left;
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #333;
}

form input[type="text"],
form input[type="password"],
form input[readonly] {
    width: 100%;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 14px;
    box-sizing: border-box;
}

/* Submit Button */
form input[type="submit"] {
    width: 100%;
    padding: 10px;
    margin-top: 10px;
    border-radius: 8px;
    border: none;
    background-color: #2a4d69;
    color: white;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s ease;
}

form input[type="submit"]:hover {
    background-color: #1d334a;
}