nav {
    position: fixed;
    background-color: #ffc6c6;
    overflow: hidden;
    width: 110%; 
    box-sizing: border-box;
    margin-left: -10px;
    margin-top: -10px;
}

nav a {
    float: left;
    display: block;
    color: black;
    text-align: right;
    padding: 14px 16px;
    text-decoration: none;
    font-size: large;
    font-family: Arial, sans-serif;
}
nav a:hover {
    background-color: #ddd;
    color: black;
}
/* body {
    margin-left: 20px;
    margin-right: 20px;
} */