/* Basic reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Arial", sans-serif; /* Changed font-family for better readability */
  line-height: 1.6;
  color: #333;
  background-color: #f4f4f4;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.site-header {
  position: relative;
  text-align: center;
  color: #fff;
}

.header-content {
  position: relative; /* Changed from absolute to relative */
  padding: 20px;
}

.banner-image {
  width: 100%;
  height: auto;
  display: block;
}

.site-title {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2.5em; /* Adjusted font size for better fit */
  text-shadow: 2px 2px 4px #000000;
  background-color: rgba(51, 51, 51, 0.5);
  padding: 10px;
  border-radius: 10px;
  margin: 0;
}

.site-nav {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
}

.site-nav a {
  color: white;
  text-decoration: none;
  padding: 10px;
  margin: 0 10px;
  border-radius: 5px;
  background-color: rgba(51, 51, 51, 0.7);
}

h1,
h2,
h3 {
  font-family: "Arial", sans-serif; /* Consistent font-family for headings */
  font-weight: 500;
  line-height: 1.1;
  color: inherit;
}

#proceedings {
  margin-top: 30px;
  text-align: center;
}

#proceedings h2 a {
  color: #337ab7;
  text-decoration: none;
}

#proceedings h2 a:hover {
  text-decoration: underline;
}

#schedule {
  margin-top: 30px;
}

.table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

.table,
.table th,
.table td {
  border: 1px solid #ccc; /* Slightly changed border color */
  padding: 8px;
}

.table th {
  background-color: #f2f2f2;
  text-align: left;
}

.table tbody tr:nth-child(even) {
  /* Added some spacing and adjusted the even row color */
  background-color: #f9f9f9;
}

.table-hover tbody tr:hover {
  background-color: #f2f2f2;
}

.table-info {
  background-color: #d9edf7;
}

.sessiontime {
  font-weight: bold;
  color: #555; /* Changed color for better contrast */
  font-size: 1.1em; /* Slightly larger font size for emphasis */
  margin-bottom: 5px;
  display: block;
  margin-top: 10px;
  transform: translate(-10px);
}

.sessiontitle {
  font-size: 1.2em; /* Increased font size for better visibility */
  font-weight: bold;
  /* blue color */
  color: #007bff; /* Changed to a more vibrant blue */
  margin-bottom: 5px;
}

.sessionheader {
  margin-bottom: 10px;
  padding: 10px;
  background-color: #e9ecef; /* Changed background color for better contrast */
}

.sessionindent {
  padding-left: 20px;
}

.sessionheader .room {
  font-style: italic;
  color: #666; /* Changed color for better contrast */
  font-size: 0.9em; /* Slightly smaller font size for room information */
  margin-top: 5px;
  display: block;
}

.papers dt {
  font-weight: 600; /* Slightly bolder paper titles */
  margin-top: 10px;
}

.papertitle em {
  font-style: normal;
  font-weight: bold; /* Changed to bold for better visibility */
}

.authors {
  /* Adjusted author text color for better contrast */
  font-size: 0.95em;
  color: #444;
}

.sessionday {
  /* Added to center the text */
  text-align: center;
  font-size: 1.5em; /* Increased font size for better visibility */
  margin-top: 20px;
  margin-bottom: 10px;
  color: #333; /* Changed color for better contrast */
}