* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

header {
    padding: 16px;
    background-color: #f2f2f2;
    flex-shrink: 0;
    /* keep header height fixed */
    border-bottom: 1px solid #ddd;
}

h2 {
    text-align: center;
    font-family: "Jost";
    margin-top: 1.4in;
    margin-bottom: .9in;
    font-weight: 300;
    display: inline-block;
    /* Pad box to position the "underline" that's rendered using the border */
    padding: 0.1in 0.2in;
    border-bottom: 1px solid;
    line-height: 1em;
    font-size: 15pt;
}

p {
    margin: 0;
    text-indent: 1.5em;
    font-size: 12pt;
    line-height: 14.3pt;
    text-align: justify;
    text-justify: inter-word;
    word-spacing: -.7px;
}

p:first-child {
    text-indent: 0;
}

.chapter {
    text-align: left;
}

.container {
    height: 100%;
    flex: 1;
    /* take remaining height */
    display: flex;
    /* side-by-side columns */
    overflow: hidden;
    /* avoid container scroll */
}

.left-column {
    width: 16.67%;
    /* ~5/6 of page */
    padding: 16px;
    overflow-y: auto;
    /* scroll inside */
    border-right: 1px solid #ddd;
}

.left-column a {
    display: block;
    margin-bottom: 10px;
    font-size: 18px;
    color: black;
    text-decoration: none;
}

.left-column a:hover {
    text-decoration: underline;
}

.right-column {
    width: 83.33%;
    /* ~1/6 of page */
    padding: 16px;
    overflow-y: auto;
    /* scroll inside */
}