.mathquote {
  padding: 1em 1em 1em 1em;
  margin-bottom: 10px;
  background: #f5f5f5 5px center/3em no-repeat;
}
.proofoutline {
  padding: 1em 1em 1em 1em;
  margin-bottom: 10px;
  background: #f5f5f5 5px center/3em no-repeat;
}
.proofoutline:before {
  content: "Proof.";
  font-style: italic
}
.proofoutline:after {
  content: "\25a2";
  float: right;
}
p.caption {
  opacity:0.7;
  margin-top: 6px;
}
p code {
  white-space: inherit;
}
pre {
  word-break: normal;
  word-wrap: normal;
}
pre code {
  white-space: inherit;
}
p.flushright {
  text-align: right;
}
blockquote > p:last-child {
  text-align: right;
}
blockquote > p:first-child {
  text-align: inherit;
}
.header-section-number {
  padding-right: .2em;
  font-weight: 500;
}
.level1 .header-section-number {
  display: inline-block;
  border-bottom: 3px solid;
}
.level1 h1 {
  border-bottom: 1px solid;
}
h1, h2, h3, h4, h5, h6 {
  font-weight: normal;
}
h1.title {
  font-weight: 700;
}
img {
background-color: white;
}