h1 {
    height: 124px;
    text-align: center;
    margin-bottom: 1em;
}
h1 img {
    height: 100%;
}
.table-of-contents {
    margin-top: 1em;
}
.table-of-contents > ul {
    margin: 1em;
}
.table-of-contents > ul  ul {
    margin-left: 1em;
}
main {
    margin: 0 auto;
    width: 80vw;
}
article {
    margin: 1em 0;
}
blockquote {
    position: relative;
    margin-bottom: 0.5em;
}
blockquote:before,
blockquote:after {
    display: inline-block;
    vertical-align: bottom;
    font-size: 4em;
    position: absolute;
}
blockquote:before {
    content: open-quote;
    top: 0.1em;
    left: -0.5em;
}
blockquote:after {
    content: close-quote;
    bottom: -0.4em;
    right: -0.5em;
}
aside {
    margin: 1em 0;
    display: flex;
    align-items: center;
    gap: 1em;
    padding: 0.75em;
}
figure {
    margin: 0;
}
figure img {
    max-width: 400px;
    max-height: 300px;
}
figure img.float-left {
    margin-right: 0.5em;
    float: left;
}
figure figcaption {
    font-size: 0.8em;
    font-style: italic;
}
figure.full-width {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
figure.full-width img {
    max-width: 100%;
    max-height: 80vh;
    display: block;
}
figcaption ol {
    column-count: 2;
    column-gap: 6em;
    padding-left: 4em;
}
figcaption .label {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    justify-items: center;
}
figcaption .label .left,
figcaption .label .right {
    display: inline-block;
}
.circuit-diagram img {
    background: white;
}
video {
    max-height: 80vh;
    margin: 0 auto;
    display: block;
}
.final-result {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1em;
}
aside.final-result-comments {
    display: block;
}