:root {
  --maroon: #8c1d40;
  --gold: #ffc627;
  --black: #191919;
  --gray: #e8e8e8;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--black);
  background: #f2f2f2;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: var(--maroon);
}

nav {
  display: flex;
  max-width: 1100px;
  margin: 0 auto;
  background: var(--black);
}

nav a {
  flex: 1;
  padding: 18px 10px;
  color: white;
  border-right: 1px solid #444;
  text-align: center;
  text-decoration: none;
}

nav a:first-child {
  border-left: 1px solid #444;
}

nav a:hover {
  color: var(--black);
  background: var(--gold);
}

header {
  background: var(--black);
}

.banner {
  padding: 70px 20px;
  color: white;
  background: var(--maroon);
  text-align: center;
}

.banner p {
  margin: 0;
}

.banner h1 {
  margin: 5px 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 64px;
  font-weight: normal;
  line-height: 1.15;
}

.title-initial {
  color: var(--gold);
}

.banner h2 {
  margin: 16px 0 0;
  color: var(--gold);
  border: 0;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 32px;
  letter-spacing: 4px;
}

.banner .workshop-info {
  margin-top: 20px;
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 70px 60px;
  background: white;
}

section {
  padding: 20px 0 30px;
  border-bottom: 1px solid var(--gray);
}

section:last-child {
  border-bottom: 0;
}

section > h2 {
  margin: 0 0 20px;
  padding-bottom: 7px;
  color: var(--maroon);
  border-bottom: 3px solid var(--gold);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 30px;
  font-weight: normal;
}

h2 small,
h3 small {
  color: #555;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  font-weight: normal;
}

h3 {
  margin-top: 30px;
  color: var(--maroon);
  font-size: 19px;
}

h4 {
  margin: 25px 0 0;
  color: var(--maroon);
  font-size: 16px;
}

p {
  margin: 0 0 16px;
}

li {
  margin-bottom: 5px;
}

.dates {
  width: 100%;
  border-collapse: collapse;
}

.dates th,
.dates td {
  padding: 10px 12px;
  border: 1px solid #ccc;
  text-align: left;
}

.dates th {
  width: 45%;
  background: #f5f5f5;
}

.submission-note {
  padding: 12px 15px;
  border: 4px solid var(--gold);
  background: #fff8df;
}

.contact {
  color: #555;
  font-size: 14px;
}

#organizers h4 {
  font-size: 22px;
}

#organizers .major-subheading {
  font-size: 24px;
}

#organizers h4 + .contact {
  font-size: 16px;
}

#organizers h4 + .contact + p {
  font-size: 17px;
  line-height: 1.7;
}

.program-committee,
.call-topics {
  padding-left: 0;
  list-style: none;
}

.program-committee li,
.call-topics li {
  display: grid;
  grid-template-columns: 8px 1fr;
  column-gap: 3px;
}

.program-committee li::before,
.call-topics li::before {
  content: "•";
}

footer {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px;
  color: white;
  background: var(--black);
  font-size: 14px;
  text-align: center;
}

@media (max-width: 750px) {
  nav {
    flex-wrap: wrap;
  }

  nav a {
    flex: 1 1 33%;
    padding: 12px 6px;
    font-size: 14px;
  }

  .banner {
    padding: 45px 15px;
  }

  .banner h1 {
    font-size: 42px;
  }

  .banner h2 {
    font-size: 24px;
  }

  main {
    padding: 25px 20px 40px;
  }

  section > h2 {
    font-size: 25px;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 15px;
  }

  nav a {
    flex-basis: 50%;
  }

  .dates th,
  .dates td {
    display: block;
    width: 100%;
  }

  .dates td {
    border-top: 0;
  }
}