body {
  font-family: "Roboto", sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background-color: #f9f9f9;
  color: #333;
}

header {
  background-color: #2c3e50;
  color: white;
  padding: 30px 20px;
  text-align: center;
}

header h1 {
  margin: 0 0 10px 0;
}

section {
  max-width: 800px;
  margin: auto;
}

section h2 {
  border-bottom: 2px solid #2c3e50;
  padding-bottom: 5px;
  margin-bottom: 10px;
  margin-top: 10px;
}

ul {
  list-style: none;
  padding: 0;
}

ul li {
  margin-bottom: 5px;
}

a {
  color: #2980b9;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

footer {
  text-align: center;
  padding: 15px;
  background-color: #2c3e50;
  color: white;
  margin-top: 30px;
}

span.bold {
  font-weight: bold;
}

.lang-switch {
  direction: ltr;
  text-align: left;
  text-align: center;
}

@media (max-width: 600px) {
  section {
    max-width: 100%;
    padding: 10px;
  }
  header {
    padding: 20px 5px;
  }
  footer {
    padding: 10px;
    font-size: 14px;
  }
}