* {
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif
}

h1 {
    color: rgb(72, 96, 199);
}

body {
    background-color: rgb(22, 23, 24);
    color: aliceblue;
}

footer {
    text-align: center;
}

.main-top {
    text-align: center;
}

a {
    color: skyblue;
}

a:visited {
    color: violet;
}

.nav-list {
    list-style-type: none;
    margin: 0;
    padding: 0;
    background-color: #333333;
    display: flex;
    justify-content: center;
}

.nav-list li {
    margin: 0 10px;
}

.nav-list li a {
    display: block;
    text-align: center;
    padding: 16px;
    text-decoration: none;
}