body {
    font-family: Arial, sans-serif;
    background: #f4f6f9;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}
.login-container {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
    box-sizing: border-box;
}
h2 {
    margin-top: 0;
    margin-bottom: 20px;
    color: #333;
    text-align: center;
    font-size: 1.5rem;
}
.form-group {
    margin-bottom: 15px;
}
label {
    display: block;
    margin-bottom: 5px;
    color: #666;
    font-size: 0.9rem;
}
input[type="text"], select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 1rem;
    box-sizing: border-box;
    background-color: #fff;
}
input[type="text"]:focus, select:focus {
    border-color: #007bff;
    outline: none;
    box-shadow: 0 0 5px rgba(0,123,255,0.25);
}
.submit-btn {
    width: 100%;
    padding: 12px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s ease;
    margin-top: 10px;
}
.submit-btn:hover {
    background: #0056b3;
}