body, h1, h2, p {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background-color: white;
}

nav ul {
    list-style-type: none;
    display: flex;
}

nav ul li {
    margin-right: 20px;
}

nav ul li a {
    text-decoration: none;
    color: black;
}

.talk-btn {
    padding: 10px 20px;
    background-color: black;
    color: white;
    text-decoration: none;
    border-radius: 5px;
}

header {
    text-align: center;
    background-color: white;
    padding: 40px 20px;
}

.intro-section {
    display: flex;
    justify-content: space-between;
    padding: 40px;
    background-color: black;
    color: white;
}

.text-content {
    width: 50%;
}

.image-content {
    width: 50%;
}

.image-content img {
    width: 100%;
    height: auto;
}

@media (max-width: 800px) {
    .intro-section {
        flex-direction: column;
    }

    .text-content, .image-content {
        width: 100%;
    }
}