.navbar ul {
    flex-wrap: wrap;
    justify-content: center;
}

.headings {
    font-size: 2.5rem;
}

#pic {
    flex-direction: column;
    align-items: center;
}

#pic img {
    width: 475px;
    height: 300px;
}

#intro h2 {
    text-align: center;
    padding: 10px;
}

.input {
    width: 60%;
}

#msg {
    width: 55%;
}

#send {
    width: 20%;
}