html, body {
  height: 100%;
  width: 100%;
  margin: 0;
  padding: 0;
  font-family: "Verdana", "Arial", sans-serif;
  font-size: 14px;
}

main {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px;
}

/* text */
h1 {
  font-weight: 900;
  font-size: 50px;
}
h2 {
  font-weight: 600;
  font-size: 30px;
}

.hero {
  margin-bottom: 40px;
  text-align: center;
}

.upload-section {
  border: 1px solid #ddd;
  border-radius: 10px;
  padding: 25px;
  display: flex;
  flex-direction: column;
}