body {
    display: flex;
    background-color: #ffffff;
    align-items: center;
    flex-direction: column;
    margin: 5vw;
    margin-top: 0px;
}

.htc {
    margin-top: 5vw;
    display: flex;
    align-items: center;
}

.header img {
    height: 450px;
    width: 1000px;
}

.footer img {
    height: 550px;
    width: 800px;
}

.footer h2 {
    margin-bottom: 0;
    margin-top: 200px;
}