:root {
    font-size: 12pt;
    font-family: 'Courier New', Courier, monospace;
    
    
    
}

body {
    margin-inline: auto;
    max-width: 640px;
    text-align: center;
    background-image: url("images/background\ for\ website.JPG"); 
    background-size: cover; 
}
header {
    height: 150px;
    background-image: url(images/header\ 3.png);
    background-position: center;
    background-repeat: no-repeat;
}

nav {
    background-color: rgb(255, 255, 255);
    border-style: solid;
    border-color: black;
    border-radius: 3px;
    text-align: center;
    font-weight: bold;
    color:black;
    display: block;
    padding: 1em;
}

nav a {
    margin-inline: 0.5em;
    text-decoration: none;
    color: black; 
}
nav a:visited {
    text-decoration: none;
}
main {
    background-color: rgb(249, 249, 249);
    max-width: 640px;
    margin-top: 15px;
    padding: 1em;
    border-radius: 4px;
    border-width: 3px;
    border-style: solid;
    border-color: black;
    
    
}


@media screen and (max-width: 640px) {
    body {
        margin-inline: 1rem;
    }
    nav {
        background-color:#ffffff;;
    }
}