body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #4f4f4f;
  color: #696969;
}

header {
  text-align: center;
  padding: 1.5rem 1.5rem;
  background-color: #e0e0e0;
  color: #4f4f4f;
}

header h1 {
  margin: 0;
  font-size: 2rem;
}

nav {
    margin-top: 1rem;
}

.nav-list {
  list-style: none;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  padding: 0;
  margin: 1rem 0 0 0;
  flex-wrap: wrap;
  position: relative;
}

.nav-list li {
  margin: 0;
  display: inline;
}

.nav-list a{
  text-decoration: none;
  color: #4f4f4f;
  font-weight: bold;
  padding: 0.5rem 1rem;
  border-bottom: 2px solid transparent;
  transition: color 0.3s ease, border-bottom 0.3s ease;
}

.nav-list a:hover,
.nav-list a.active {
  color: #696969;
  border-bottom: 2px solid #696969;
}

.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1rem;
  gap: 2rem;
}

.card {
  background-color: #e0e0e0;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  width: 100%;
  max-width: 700px;
  color: #4f4f4f;
}

h2 {
  color: #696969;
  margin-bottom: 1rem;
}

ul {
  padding-left: 1.2rem;
}

li {
  margin-bottom: 0.5rem;
}

.role {
  font-weight: bold;
}

.date {
  font-style: italic;
  color: #696969;
}