* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: #f5f5f5;
  color: #333333;
  font-family: sans-serif;
  line-height: 1.7;
}

header,
main,
footer {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

header {
  padding-top: 48px;
  padding-bottom: 24px;
}

main {
  padding-top: 24px;
  padding-bottom: 24px;
}

section {
  margin-bottom: 48px;
}

footer {
  padding-top: 24px;
  padding-bottom: 40px;
}

header h1 {
  margin-top: 0;
  margin-bottom: 8px;
  font-size: 40px;
}

header > p {
  margin-top: 0;
  margin-bottom: 24px;
}

nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  margin: 0;
  padding: 0;
  list-style: none;
}

nav a {
  color: #333333;
  font-weight: bold;
  text-decoration: none;
}

nav a:hover {
  text-decoration: underline;
}

#works article {
  padding: 24px;
  background-color: #ffffff;
  border: 1px solid #dddddd;
  border-radius: 8px;
}

#works article h3 {
  margin-top: 0;
}

#works article p:last-child {
  margin-bottom: 0;
}

section h2 {
  margin-top: 0;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid #333333;
  font-size: 28px;
}

#records ul {
  margin: 0;
  padding-left: 24px;
}

#records li {
  margin-bottom: 8px;
}

#records li:last-child {
  margin-bottom: 0;
}

footer {
  border-top: 1px solid #dddddd;
  color: #666666;
  font-size: 14px;
  text-align: center;
}

footer p {
  margin: 0;
}

@media (max-width: 600px) {
  header,
  main,
  footer {
    padding-left: 16px;
    padding-right: 16px;
  }

  header {
    padding-top: 32px;
  }

  header h1 {
    font-size: 32px;
  }

  section h2 {
    font-size: 24px;
  }

  #works article {
    padding: 16px;
  }
}