html {  background: #9EFFE7;
}

body {
width: 800px;
margin: 30px auto;
background: linear-gradient(rgb(240, 242, 203), rgb(210, 183, 0)) no-repeat;
border-radius: 5px;
}

header {
background: #FFA400;
color: #6F3800;
width: 775px;
height: 100px;
border: Solid #00BFFF;
padding: 10px;
text-align: center;
border-radius: 5px 5px 20px 20px;
}

nav a {
color: #6F3800;
text-decoration: none;
padding: 5px 40px;
}

nav a:hover {
/*text-decoration: underline;*/
border-bottom: 2px solid;
}

main, footer {
padding: 20px;
}