.contact-form {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 10px;
}

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

.input-group input,
.input-group textarea {
    width: calc(50% - 10px);
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
}

.input-group textarea {
    width: 100%;
}

input[type="submit"] {
    width: 100%;
    background-color: #e77dd7;
    color: #fff;
    padding: 10px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

input[type="submit"]:hover {
    background-color: #a0006d;
}

@media (max-width: 768px) {
    .input-group input,
    .input-group textarea {
        width: 100%;
    }
}