#tool-body .av-wrap { max-width: 480px; margin: 0 auto; text-align: center; }
#tool-body .av-input-row { display: flex; gap: 8px; margin-bottom: 16px;justify-content: center; }
#tool-body .av-input-row input { flex: 1; }
#tool-body .av-styles, #tool-body .av-shape-row, #tool-body .av-size-row { display: flex; gap: 8px; justify-content: center; margin-bottom: 16px; flex-wrap: wrap; }
#tool-body .layui-btn.active { background: #333; color: #fff; border-color: #333; }
#tool-body .av-canvas-wrap { display: flex; justify-content: center; margin-bottom: 16px; }
#tool-body .av-canvas-wrap canvas { border-radius: 12px; box-shadow: 0 2px 12px rgba(0,0,0,0.12); transition: all 0.3s; background: #fff; }
#tool-body .av-canvas-wrap canvas.is-circle { border-radius: 50%; }