body,
html {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f9f9fb;
  height: 100vh;
}

header {
  display: flex;
  background-color: #ffffff;
  height: 140px;
}

nav h2 {
  padding-left: 16px;
}

.logo {
  width: 30%;
  margin-left: 2%;
}

.logo img {
  width: 120px;
}

.logo a {
  display: block;
  width: 120px;
}
.logo a:hover,
.logo a:focus {
  text-decoration: none;
  outline: 0;
}

.header-title {
  text-align: center;
  width: 40%;
}

a {
  color: #800000;
  text-decoration: none;
  font-weight: 500;
}

a:hover,
a:focus {
  text-decoration: underline;
  outline: 2px solid #ffc107;
  outline-offset: 2px;
}

table {
  box-shadow: rgba(50, 50, 93, 0.25) 0px 6px 12px -2px, rgba(0, 0, 0, 0.3) 0px 3px 7px -3px;
  border: solid 1px #d3d3d3;
  width: 100%;
  overflow-x: auto;
}
table thead th {
  background-color: #800000;
  color: #fff;
}

table tfoot td {
  background-color: #d3d3d3;
}
table tbody tr:nth-child(odd) {
  background-color: #f1e5e5ff;
}

.bar {
  background-color: #f9f9fb;
  padding: 8px;
  border-top: solid 1px #cdcdcd;
  border-bottom: solid 1px #cdcdcd;
}
.content {
  max-width: 1440px;
  margin: auto;
  grid-gap: 3rem;
  display: grid;
  gap: 28px;
  grid-template-areas: 'sidebar main anchors';
  grid-template-columns: minmax(0, 15rem) minmax(0, 2.5fr) minmax(0, 15rem);
  background-color: #ffffff;
  border-right: solid 1px #cdcdcd;
  min-height: calc(100vh - 290px);
}
main {
  text-align: justify;
}

.anchors {
  border-left: solid 1px #cdcdcd;
  padding-inline: 16px;
}

.sidebar {
  border-right: solid 1px #cdcdcd;
  border-left: solid 1px #cdcdcd;
  max-width: 260px;
  padding-inline: 16px;
}

#btnToggle {
  display: none;
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 1100;
  background-color: #800000c4;
  color: white;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  font-size: 1.2rem;
  border-radius: 4px;
}

#toggleAnchorsBtn {
  display: block;
  margin: 16px auto 0;
  background-color: #800000;
  color: #fff;
  border: none;
  padding: 10px 16px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 1rem;
}

ul {
  list-style: none;
  padding-left: 0;
}

ol {
  padding-left: 28px;
}

.anchors li > ul > li {
  padding-left: 16px;
  display: flex;
}

.anchors li > ul > li::before {
  content: '›';
  position: relative;
  left: 8px;
  top: 12px;
}

.sidebar ul li a,
.anchors ul li a {
  display: block;
  padding: 12px 16px;
  line-height: 1.5;
  margin-bottom: 8px;
}

.ul-text ul ul {
  padding-left: 24px;
}

.lista-bibliografia li {
  list-style: square;
  margin-bottom: 16px;
}

.lista-bibliografia {
  margin-left: 24px;
}

figure {
  width: 250px;
  margin: 0 auto;
  text-align: center;
}

figure img {
  width: 270px;
}

.subtitle-flex {
  display: flex;
}

section > h1,
h2 {
  margin-bottom: 4px;
}

hr {
  border: 0;
  border-top: 1px solid #cdcdcd;
}

.footer-content {
  height: 150px;
  border-top: solid 1px #cdcdcd;
  background-color: #2c2c2c;
  color: #eee;
  text-align: center;
  font-size: 0.9rem;
}
.footer-content a {
  color: #ffc107;
  text-decoration: none;
}

.footer-content a:hover {
  text-decoration: underline;
}