input.smashable{border-radius:8px}.button-container{display:flex;justify-content:center}canvas{-ms-interpolation-mode:nearest-neighbor;image-rendering:-moz-crisp-edges;image-rendering:pixelated;width:768px;max-width:100%}canvas.paraboloid{touch-action:none;cursor:-webkit-grab;cursor:grab}canvas.paraboloid:active{cursor:-webkit-grabbing;cursor:grabbing}p.math{text-align:center;font-size:120%}.matrix{display:flex;flex-direction:column;align-items:safe center;font-size:120%;overflow-x:auto}.matrix table{position:relative;border:none;white-space:nowrap}.matrix table::before,.matrix table::after{content:"";position:absolute;width:6px;top:0;bottom:0;border:solid 2px var(--text-fg)}.matrix table::before{border-right-width:0;left:0}.matrix table::after{border-left-width:0;right:0}.matrix table thead{display:none}.matrix table td{border:none;text-align:center;padding:.25em 1em}input.scrubber{display:block;width:100%}canvas{background-color:#000}.canvas-container{margin-left:calc(-1 * var(--content-padding));margin-right:calc(-1 * var(--content-padding))}canvas.interactive{cursor:pointer;touch-action:manipulation}.slideshow-controls{margin-top:0;display:flex}.slideshow-controls button+button{border-left-width:0}.slideshow-controls input[type=range]{margin-left:1em;accent-color:var(--media-controls-on)}.slideshow-controls button:nth-child(1){border-radius:4px 0 0 4px}.slideshow-controls button:nth-child(3){border-radius:0 4px 4px 0}.slideshow-controls button{width:40px;height:40px;flex-shrink:0;border:solid 1px var(--media-controls-on);color:var(--media-controls-on);background-color:transparent;cursor:pointer;-webkit-display:none;touch-action:manipulation}.slideshow-controls button.selected{background-color:var(--media-controls-on);color:var(--media-controls-contrast)}.canvas-controls{display:flex;justify-content:center}.canvas-controls button+button{margin-left:1em}.canvas-controls button{-webkit-decoration:none;background-color:var(--subscribe-button-bg);color:var(--subscribe-button-fg);border:none;border-radius:4px;padding:4px 10px;cursor:pointer;touch-action:manipulation}.canvas-controls button:hover{filter:brightness(105%)}.canvas-controls button:active{filter:brightness(100%)}