body {
  margin: 0;
  padding: 0;
  font-family: "Segoe UI", sans-serif;
  background: #fff;
  color: #000;
}
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 30px;
  background: linear-gradient(90deg, #3BAF4C 0%, #00D08A 100%);
}
header img {
  height: 40px;
}
header nav a {
  color: #fff;
  margin-left: 20px;
  text-decoration: none;
  font-weight: bold;
}
main {
  max-width: 900px;
  margin: auto;
  padding: 40px 20px;
}
.banner {
  width: 100%;
  max-width: 1000px;
  border-radius: 12px;
}
.legal-footer {
  text-align: center;
  padding: 30px 10px;
  background: #f3f3f3;
  font-size: 14px;
}
iframe.fullscreen {
  position: fixed;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  border: none;
  z-index: 9999;
}