body{
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f0f0f0;

}

header{
    background-color: #7f1e20;
    color: #fff;
    text-align: center;
    padding: 20px;

}

nav, ul{
    list-style: none;
    padding: 0;
    background-color: #333;
    text-align: center;
}