body {
  margin: 0;
  font-family: "Times New Roman", "Hiragino Mincho ProN", serif;
  color: #1f1f1f;
  background: #ffffff;
  line-height: 1.9;
}

header {
  border-bottom: 3px solid #0b5d3b;
  padding: 25px 50px;
}

header h1 {
  margin: 0;
  font-size: 30px;
  color: #0b5d3b;
}

header h1 span {
  display: block;
  font-size: 16px;
  color: #333;
  margin-top: 6px;
}

nav {
  margin-top: 15px;
}

nav a {
  margin-right: 28px;
  text-decoration: none;
  color: #0b5d3b;
  font-weight: bold;
}

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

.lang {
  text-align: right;
  font-size: 14px;
}

.lang a {
  color: #0b5d3b;
  text-decoration: none;
  margin-left: 10px;
}

.hero {
  background: url("images/clover.jpg") center/cover no-repeat;
  padding: 120px 60px;
  color: #ffffff;
}

.hero h2 {
  font-size: 36px;
  margin-bottom: 20px;
}

.hero p {
  max-width: 600px;
  font-size: 18px;
}

.container {
  max-width: 1000px;
  margin: 70px auto;
  padding: 0 40px;
}

h2 {
  color: #0b5d3b;
  border-bottom: 1px solid #ccc;
  padding-bottom: 8px;
  margin-top: 70px;
}

footer {
  border-top: 1px solid #ccc;
  text-align: center;
  padding: 30px;
  font-size: 14px;
  color: #555;
  margin-top: 80px;
}