.chapter-wrapper {
    border-top: 1px solid var(--linkcolor);
    padding: 1em 0 1em 0;
}
.chapter-wrapper:last-of-type {
    border-bottom: 1px solid var(--linkcolor);
    margin-bottom: 1em;
}

.chapter-content {
    margin-top: 1rem;
}

.chapter-wrapper h1 {
    display: inline-block;
    margin-left: 1rem;
    width: 85%;
    margin-bottom: 0;;
}

.chapter-close, .chapter-content {
    display: none;
}

.chapter-open, .chapter-close {
    cursor: pointer;
}