/* styles.css */
body {
  font-family: Arial, sans-serif;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0;
  line-height: 1.6;
  color: #333;
  background-color: #fff;
}
header {
  position: relative;
}
nav.main-nav {
  background-color: #000;
  text-align: center;
  padding: 10px 0;
}
nav.main-nav a {
  color: #fff;
  text-decoration: none;
  padding: 10px 15px;
  font-size: 0.9em;
  text-transform: uppercase;
}
nav.main-nav a:hover {
  text-decoration: underline;
}
.previous-conferences {
  background-color: #000;
  text-align: center;
  padding: 10px 0;
}
.previous-conferences a {
  color: #fff;
  text-decoration: none;
  font-size: 0.9em;
  text-transform: uppercase;
}
.previous-conferences a:hover {
  text-decoration: underline;
}
.banner {
  background-color: #0097b2; /* Purple-ish from screenshot */
  color: #fff;
  text-align: center;
  padding: 40px 20px;
  position: relative;
}
.banner a {
  color: inherit;
  text-decoration: none;
  display: block;
}
.banner h1 {
  font-size: 2.5em;
  margin: 0;
  text-transform: uppercase;
  display: inline-block;
  vertical-align: middle;
}
.banner h2 {
  font-size: 1.2em;
  margin: 10px 0 0;
}
.banner-logo {
  width: 150px; /* Adjust size as needed */
  height: auto;
  display: inline-block;
  margin-right: 20px;
  vertical-align: middle;
}
.content {
  padding: 20px;
}
h2 {
  text-align: center;
  font-size: 1.5em;
  margin-top: 2em;
  margin-bottom: 1em;
}
h4 {
  text-align: center;
  font-size: 1em;
  margin-top: 2em;
  margin-bottom: 1em;
}
p {
  text-align: justify;
  margin-bottom: 1em;
}
strong {
  font-weight: bold;
}
em {
  font-style: italic;
}
table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}
th,
td {
  border: 1px solid #ddd;
  padding: 8px;
  text-align: left;
  vertical-align: top;
}
th {
  background-color: #f2f2f2;
}
a {
  color: #0066cc;
  text-decoration: underline;
}
a:hover {
  text-decoration: none;
}
hr {
  border: 0;
  border-top: 1px solid #eee;
  margin: 2em 0;
}
.speakers-container {
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  justify-content: space-between;
}
.speaker {
  margin-bottom: 1em;
  display: flex;
  align-items: flex-start;
  flex-basis: calc(50% - 10px);
  box-sizing: border-box;
  border: 1px solid #eee;
  padding: 5px;
  background-color: #f9f9f9;
}
.speaker strong {
  display: block;
  margin-bottom: 0.5em;
}
.speaker em {
  display: block;
  margin-bottom: 1em;
}
.speaker-photo {
  width: 150px;
  height: 150px;
  margin-right: 20px;
  background-color: #eee;
}
.speaker-content {
  flex: 1;
}
.sponsors {
  margin-top: 40px;
  text-align: center;
}
.sponsors h2 {
  margin-bottom: 20px;
}
.sponsor-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}
.sponsor {
  text-align: center;
  width: 200px;
}
.sponsor img {
  width: 150px;
  height: 150px;
  display: block;
  margin: 0 auto 10px;
}
.sponsor p {
  margin: 0;
  font-weight: bold;
}