:root{
  color-scheme: only dark;
}

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  color: #333;
  text-align: center;
}
.container {
  width: 90%;
  margin: auto;
  max-width: 800px;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.extension {
  margin: 20px 0;
  padding: 15px;
  border: 1px solid #ddd;
  border-radius: 8px;
}
.extension h2 {
  margin-top: 0;
}
.extension p {
  margin: 10px 0;
}
.extension .download {
  display: inline-block;
  margin-top: 10px;
  padding: 10px 15px;
  color: #fff;
  background: #34495e;
  text-decoration: none;
  border-radius: 5px;
  transition: background 0.3s;
}
.extension .download:hover {
  background: #919098;
}
.instructions {
  margin-top: 30px;
  padding: 15px;
  border: 1px solid #d5e5f1;
  border-radius: 8px;
  text-align: left;
}
.instructions h3 {
  margin-top: 0;
}