body {
    background-image: url(naturebg.jpg);
    background-repeat: no-repeat;
    background-size:cover;
}

figcaption, .license, h3 {
    text-align: center;
}

h1 {
    font-size: 50px;
    text-align: center;
}

h3 {
    font-size: 30px;
}

ul {
    display: inline;
    border: 1px solid wheat;
    border-radius: 5px;
    width: 100px;
    padding: 0px;
}

.nav {
    display: inline;
    
}


.main {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 600px;
    height: auto;
}

.text {
    box-sizing: border-box;
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 500px;
    padding: 50px;
    text-align: center;
    background-color: wheat;
}