body {
  font-family: 'Cairo', sans-serif;
  background-color: #f7f9fb;
  margin: 0;
  padding: 0;
  direction: rtl;
}

header {
  background-color: #1e272e;
  color: white;
  padding: 20px;
  text-align: center;
}

.container {
  padding: 30px;
  max-width: 1200px;
  margin: auto;
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  background-color: #27ae60;
  color: white;
  font-size: 16px;
  text-decoration: none;
  cursor: pointer;
}

.btn:hover {
  background-color: #219150;
}

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

a:hover {
  text-decoration: underline;
}