#pad { width: 100%; height: 180px; background: #fff; border-radius: 12px; box-shadow: 0 0 0 1px var(--ash) inset; touch-action: none; cursor: crosshair; } .place { position: relative; display: inline-block; max-width: 100%; } .place canvas { display: block; max-width: 100%; box-shadow: 0 0 0 1px var(--ash); } #sig { position: absolute; cursor: move; border: 1.5px dashed var(--ink); touch-action: none; } #sig img { width: 100%; height: 100%; display: block; }