header, nav, footer{
    background-color: aqua;
    padding-top: 0px;
}

*{
    padding: 0px;
    margin: 0px;
}
img {
    width: 400px; height: 400px;
}

h1{
    text-align: center;
    padding-top: 20px;
    color: white;
}

nav {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

h3{
    text-align: center;
    font-size: 50px;

}