h1 {
    margin-bottom: 0;
}
article {
    margin-top: 0;
    padding-top: 20px;
}
nav {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin: 25px 0;
}
nav a {
    padding: 5px 10px;
    text-decoration: none;
}
nav .current {
    background-color: #1095c1;
    color: white;
}