.webtoon-img {
    max-width: 100vw;
    display: block;
    margin: auto;
    height: auto;
}

.divs {
    margin: auto;
    width: 800px;
    max-width: 100vw;
    border-bottom: 3px solid gray;
}

.lh {
    box-sizing: content-box;
    min-height: 1.5em;
    height: 1.5em;
}

h1 {
    text-align: center;
}