.ai-wrap { max-width: 1100px; margin: 0 auto; padding: 12px; }
.ai-section { margin: 18px 0; padding: 12px; border: 1px solid #eee; border-radius:6px; background:#fafafa; }
#ai_preview_area table { width:100%; border-collapse:collapse; }
#ai_preview_area th, #ai_preview_area td { border:1px solid #ddd; padding:6px; font-size:13px; }