body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 20px;
}

header {
  text-align: center;
  margin-bottom: 30px;
}

h1 {
  font-size: 24px;
  margin: 0;
}

h2 {
  font-size: 20px;
  margin: 10px 0;
}

section {
  margin-bottom: 30px;
}

p {
  margin: 0;
}

#arrow-container {
  position: fixed;
  bottom: 10px;
  left: 10px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  overflow: hidden;
}

#arrow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
}