body {
    margin-top: 4em;
    margin-bottom: 4em;
    margin-left: auto;
    margin-right: auto;
    padding: 0;
    max-width: 50em;

    font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    font-size: 18px;
    line-height: 1.6;

    color: #222222;
    background-color: #f2f2f2;
    opacity: 0.8;
    background-image: radial-gradient(#444df782 0.5px, transparent 0.5px), radial-gradient(#444df782 0.5px, #f2f2f2 0.5px);
    background-size: 22px 22px;
    background-position: 0 0, 11px 11px;
}

.hint {
    color: #444cf7;
}

h1 {
    font-weight: 900;
    font-size: 3rem;
}

h2 {
    margin-top: 2em;
    font-weight: 700;
    font-size: 2rem;
}

section>div {
    margin-bottom: 2em;
}

h1,
h2 {
    color: #ff6a6a;
}

div>h3,
h5,
p {
    margin: 0 auto;
}

ul {
    margin-top: 0.5em;
    list-style: none;
    display: flex;
    padding-left: 0;
    gap: 0.5em;
    flex-wrap: wrap;
}

li {
    background-color: #444cf7;
    color: #f2f2f2;
    padding: 4px 8px;
    text-align: center;
    border-radius: 5px;
}

@media only screen and (max-width: 600px) {
    body {
        max-width: 18em;
        margin-top: 2em;
    }
}
@media only screen and (min-width: 600px) {
    body {
        max-width: 30em;
    }
}
@media only screen and (min-width: 768px) {
    body {
        max-width: 40em;
    }
}
@media only screen and (min-width: 992px) {
    body {
        max-width: 50em;
    }
}
@media only screen and (min-width: 1200px) {
    body {
        /* max-width: 60%; */
    }
}