form {
    max-width: 400px;
    margin: 50px auto;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    font-family: Arial, sans-serif;
}

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

form input[type="text"],
form input[type="email"],
form input[type="tel"],
form textarea {
    width: calc(100% - 20px);
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 14px;
    background-color: #fff;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

form textarea {
    resize: vertical;
    height: 100px;
}

form input[type="submit"] {
    width: 100%;
    padding: 10px;
    background-color: #5cb85c;
    border: none;
    border-radius: 5px;
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    transition: color 0.3s ease;
}

form input[type="submit"]:hover {
    background-color: #4cae4c;
}