html, body {
    font-family: "Noto Sans KR", sans-serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    font-size: 16px;
    line-height: 1.66em;
    word-break: keep-all;
}

body {
    margin: 3rem;
}

#randomText {
    margin-bottom: 1.66em;
    text-decoration: green wavy underline;
    transition: text-decoration 1s ease-in-out;
    animation: highlight 1s ease-in-out infinite alternate;
}
p {
    margin: 0 0 0 0;
}
.main-text {
    max-width: 32em;
    display: block;
    padding: 0 0 1.66em 0;
}
.main-text p:not(:first-child) {
    text-indent: 3em;
}
@keyframes highlight {
    from {
        text-decoration: green wavy underline;
    }
    to {
        text-decoration: white wavy underline;
    }
}