body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.container-cof {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
}

.conference {
  margin-bottom: 20px;
  padding: 10px;
  border: 1px solid #ddd;
}

.conference h2 {
  margin-top: 0;
}

.conference p {
  margin-bottom: 5px;
  font-size: 1.3rem;
}