article {
    box-sizing: border-box;
    color: #24292e;
    font-family: -apple-system, BlinkMacSystemFont, Segoe UI, Helvetica, Arial, sans-serif, Apple Color Emoji, Segoe UI Emoji;
    font-size: 1rem;
    line-height: 2;
    width: 60%;
    margin: 0 auto;
}

img {
    box-sizing: initial;
    background-color: #fff;
    border-style: none;
    text-align: center;
    display: block;
    margin: 2rem auto;
    width: 100%;
}

h1 {
    padding-bottom: .3em;
    border-bottom: 1px solid #eaecef;
    font-size: 2rem;
    margin-top: 24px;
    margin-bottom: 16px;
    font-weight: 600;
    line-height: 1.25;
    text-align: center;
}

p {
    display: block;
    margin-block-start: 1rem;
    margin-block-end: 1rem;
    margin-inline-start: 0;
    margin-inline-end: 0;
    font-size: 1.2rem;
    margin-top: 0;
    margin-bottom: 1rem;
    text-align: justify;
    text-justify: distribute-all-lines;
}

em {
    display: block;
    margin-top: 4rem;
}

@media screen and (max-width: 768px) {
    article {
        width: 80%;
    }
}