.report-style-config[data-v-4ec4f3c4]{padding:20px}.box-card[data-v-4ec4f3c4]{margin-bottom:20px}.column-style-list[data-v-4ec4f3c4]{max-height:300px;overflow-y:auto}.column-style-item[data-v-4ec4f3c4]{padding:10px;margin-bottom:10px;border:1px solid #e4e7ed;border-radius:4px;background:#fafafa}.empty-columns[data-v-4ec4f3c4]{text-align:center;padding:30px 0;color:#909399}.empty-columns i[data-v-4ec4f3c4]{font-size:32px;margin-bottom:10px}.empty-columns p[data-v-4ec4f3c4]{margin:0;font-size:12px}.style-preview[data-v-4ec4f3c4]{padding:20px}.preview-container[data-v-4ec4f3c4]{border:1px solid #e4e7ed;border-radius:4px;min-height:200px}.preview-container h3[data-v-4ec4f3c4]{margin:0 0 15px 0;text-align:center;color:#303133}