*{box-sizing:border-box}body{margin:0;background:#f5f6fa}.viewer-block{padding:6px 10px;border-radius:4px;line-height:1.8;white-space:pre-wrap}.viewer-block.hit{background:#fff7cc;border-left:4px solid #faad14}.viewer-block.hit mark{background:#ffe58f;padding:0 2px}.viewer-block img{max-width:90%;display:block;margin:8px auto;border:1px solid #eee}.viewer-block .img-caption{color:#888;font-size:12px;text-align:center}.viewer-table{font-family:monospace;font-size:13px;background:#fafafa;border:1px solid #eee}