h1 {
    border-width: 2pt 0pt 0pt 0pt;
    border-style: solid;
    padding-left: 0.5em;
    font-size: 2.5em;
    padding-top: 0.5em;
}

h2 {
    border-width: 0pt 0pt 2pt 0pt;
    border-style: solid;
    padding-left: 0.5em;
    font-size: 2.0em;
    display: inline-block;
    margin-top: 0.5em;
    margin-bottom: 0.5em;
}

#footer {
    border-width: 1pt 0pt 0pt 0pt;
    border-style: solid;
}

.portrait {
    float: right;
}

.authors::after {
  content: "\A" ;
  white-space: pre;
}

.title {
    font-weight: bold;
}

.title::after {
  content: "\A" ;
  white-space: pre;
}

.book-name {
    font-style: italic;
}

.navbar {
    box-shadow: none;
    border-bottom: 1px;
    opacity: 0.95;
    background-color: white;
}

.fixed-top {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
}

.navbar-links {
    color: black;
}

.navbar-title {
    display: inline-block;
    padding-top: 0.3125rem;
    padding-bottom: 0.3125rem;
    margin-right: 1rem;
    font-size: 1.25rem;
}

article {
    margin-top: 2.0em;
    margin-left: 5%;
    margin-right: 5%;
}

#footer {
    margin-left: 5%;
    margin-right: 5%;
}

section {
    padding-top: 0.5em;
}

.portrait {
    margin-top: 3.0em;
    margin-right: 3.0em;
}