body {
    background: green;
    width: 800px;
    margin: 0 auto;
}
header {
    background: green;
    padding: 30px;
}
nav {
    background:lawngreen;
    text-align: center;
    
}    
nav a {
    text-decoration: none;
    color: green;
    text-transform: uppercase;
    background: lawngreen;
    padding:5px 10px;
    display: inline-block;
}
nav a:hover {
    background: green;
    color: lawngreen;
}
nav a.active {
    background: green;
    color: lawngreen;
}
main {
    background: lightgrey;
    padding: 30px;
}
main img {
    width: 100%;
}
footer {
    background: green;
}
footer a {
    color: lawngreen;
    text-align: center;
}
h1 {
    color: lawngreen;
    font-family: Veranda;
    text-align: center;
}
stong {
    color:aqua;
}
a {
    color:aqua;
}