main h2 {
    text-align: center;
}

main nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

main nav a {
    background-color: rgba(255, 255, 255, 0.4);
    border-radius: 15px;
    box-shadow: 0 0 5px grey;
    color: black;
    margin: 5px 0;
    min-width: 230px;
    text-decoration: none;
    width: 80%;
    transition: transform 0.5s;
}

main nav a:hover {
    transform: scale(1.05);
    background-color: rgba(255, 255, 255, 0.8);
    box-shadow: 0 0 15px grey;
}