.vigenere-steps{border-collapse:collapse;font:.9rem var(--mono);margin:.6rem 0;display:block;overflow-x:auto}.vigenere-steps th{text-align:left;font-family:system-ui,sans-serif;font-weight:600;font-size:var(--text-xs);color:var(--slate);white-space:nowrap;padding:.2rem .6rem .2rem 0}.vigenere-steps td{text-align:center;border-bottom:1px solid var(--line-strong);width:1.6rem;padding:.2rem 0}