/* php.css */
body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    background-color: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

h2 {
    text-align: center;
    color: #333;
}

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

label {
    display: block;
    margin-bottom: 10px;
    color: #666;
}

select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    display: block;
    color: #333;
}

input[type="submit"], input[type="button"] {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    margin-top: 20px;
    cursor: pointer;
    font-weight: bold;
}

input[type="submit"] {
    background-color: #4CAF50;
    color: white;
}

input[type="button"] {
    background-color: #f44336;
    color: white;
    margin-left: 10px;
}

.error-message {
    color: #D8000C;
    background-color: #FFD2D2;
    border: 1px solid #D8000C;
    margin-bottom: 20px;
    padding: 10px;
    border-radius: 5px;
    text-align: center;
}

/* Responsive adjustments */
@media (max-width: 600px) {
    .container {
        width: 90%;
        padding: 20px;
    }
}