body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    padding: 20px;
}
.contact_form {
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    max-width: 600px;
    margin: auto;
    box-shadow: 0 0 10px #ccc;
}
.contact_form ul {
    list-style-type: none;
    padding: 0;
}
.contact_form li {
    margin-bottom: 15px;
}
input, textarea {
    width: 100%;
    padding: 10px;
}
button.submit {
    background-color: #68b12f;
    color: white;
    padding: 10px 20px;
    border: none;
    cursor: pointer;
}