body {
  font-family: 'Poppins', Arial, sans-serif;
  background: #f9fbff;
}
.ad-box {
  border: 2px dashed #ff9800;
  padding: 20px;
  text-align: center;
  color: #777;
  background: #fff7e6;
  margin: 20px 0;
}
.section-title {
  color: #0b3c5d;
  margin-bottom: 15px;
}
.navbar-brand img {
  max-height: 45px;
  width: auto;
}

@media (max-width: 576px) {
  .navbar-brand img {
    max-height: 38px;
  }
}