body {
    background-color: rgb(75, 155, 79);
    color: black;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

h1 {
    text-align: center;
    background-color: gold;
    border-color: aqua;
    border-style: solid;
}

nav {
    text-align: center;
    background-color: gold;
    border-color: aqua;
    border-style: solid;
}