header {
  margin: 20px auto;
  text-align: center;
  padding-top: 20px;
}

h1 {
  font-size: 40px;
  margin: 30px;
}

.font-image {
  width: 400px;
  float: right;
  height: auto;
  border-radius: 8px;
  margin: 15px;
}

main {
  max-width: 1000px;
  margin: 20px auto;
  padding: 0 20px;
}

.p-img {
  width: 300px;
  float: inline-end;
  height: auto;
  border-radius: 8px;
  margin: 9px;
}

.introduction p {
  font-size: 24px;
  line-height: 1.6;
  margin: 40px 50px 5px;
  float: inline-end;
}

.system-types {
  display: flex;
  flex-direction: column;
  float: right;
  padding: 30px;
  margin-bottom: 30px;
}

.branch {
  background-color: #1f3b4d;
  padding: 15px;
  border-radius: 8px;
  margin-bottom: 20px;
}

.system-types a {
  color: #ffffff;
}

.system-types a:hover {
  color: cadetblue;
}

.branch h2 {
  font-size: 30px;
  margin: 0 0 10px;
}

.branch p {
  font-size: 26px;
  line-height: 1.6;
}

nav {
  display: flex;
  align-items: center;
  padding: 20px;
  width: 100%;
}

.logo img {
  height: 60px;
  margin-right: 25px;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 30px;
  margin: 0;
}

.nav-links a {
  color: #fff;
  font-weight: 900;
  font-size: 16px;
}