#site-banner {
  width: 100%;
  height: 200px;
  background-image: url("https://images.unsplash.com/photo-1526374965328-7f61d4dc18c5?w=1600&auto=format&fit=crop&q=80");
  background-size: cover;
  background-position: center 40%;
  display: flex;
  align-items: center;
  justify-content: center;
}

#site-banner-inner {
  background: rgba(10, 20, 40, 0.65);
  padding: 1.2rem 3rem;
  border-radius: 8px;
}

#site-banner-inner span {
  color: #ffffff;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-shadow: 0 2px 8px rgba(0,0,0,0.8);
}

#layout-wrapper {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  box-sizing: border-box;
}

main.main {
  flex: 1 1 0% !important;
  min-width: 0 !important;
  max-width: none !important;
  box-sizing: border-box;
}

#site-sidebar {
  width: 320px !important;
  min-width: 320px !important;
  max-width: 320px !important;
  flex-shrink: 0 !important;
  flex-grow: 0 !important;
  overflow: visible;
}