🚩 Banner

<div class="banner-cookie">
  <div class="banner-cookie-content">
    <span class="banner-cookie-icon">🍪</span>
    <div class="banner-cookie-text">
      <strong>We use cookies!</strong>
      <span>This website uses cookies to ensure you get the best experience.</span>
    </div>
  </div>
  <div class="banner-cookie-actions">
    <button class="banner-btn-secondary">Decline</button>
    <button class="banner-btn-primary">Accept All</button>
  </div>
</div>

.banner-cookie {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.25rem 1.5rem;
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  width: 520px;
  max-width: 100%;
}
.banner-cookie-content {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  flex: 1;
}
.banner-cookie-icon {
  font-size: 2rem;
  flex-shrink: 0;
}
.banner-cookie-text {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.9rem;
  color: #1a1a2e;
  line-height: 1.5;
}
.banner-cookie-text strong {
  font-size: 1rem;
}
.banner-cookie-actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}
.banner-btn-secondary {
  padding: 0.6rem 1rem;
  background: transparent;
  color: #666;
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.3s ease;
}
.banner-btn-secondary:hover {
  background: #f5f5f5;
}
.banner-btn-primary {
  padding: 0.6rem 1rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.3s ease;
}
.banner-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

<div class="banner-announcement">
  <span class="banner-announcement-icon">🎉</span>
  <div class="banner-announcement-text">
    <strong>New Feature!</strong>
    <span>Try our new AI-powered code generator. </span>
    <a href="#" class="banner-link">Learn more →</a>
  </div>
  <button class="banner-close">×</button>
</div>

.banner-announcement {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 10px;
  color: white;
  width: 520px;
  max-width: 100%;
  box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
}
.banner-announcement-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}
.banner-announcement-text {
  flex: 1;
  font-size: 0.9rem;
  line-height: 1.5;
}
.banner-announcement-text strong {
  margin-right: 0.25rem;
}
.banner-link {
  color: white;
  text-decoration: underline;
  font-weight: 600;
  margin-left: 0.25rem;
  transition: opacity 0.2s;
}
.banner-link:hover {
  opacity: 0.8;
}
.banner-close {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  flex-shrink: 0;
}
.banner-close:hover {
  background: rgba(255, 255, 255, 0.3);
}

<div class="banner-warning">
  <span class="banner-warning-icon">⚠️</span>
  <div class="banner-warning-text">
    <strong>Maintenance Scheduled</strong>
    <span>The system will be down on Sunday from 2:00 AM to 4:00 AM UTC.</span>
  </div>
</div>

.banner-warning {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
  border-radius: 10px;
  color: #1a1a2e;
  width: 520px;
  max-width: 100%;
  box-shadow: 0 4px 16px rgba(250, 112, 154, 0.3);
}
.banner-warning-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}
.banner-warning-text {
  flex: 1;
  font-size: 0.9rem;
  line-height: 1.5;
}
.banner-warning-text strong {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 1rem;
}