span.primary {
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span.secondary {
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span.tertiary {
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li {
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playground {
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playground .plot .basis {
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.full-width-visualization,
sf-to-ny-migration-map,
sf-to-ny-data-as-vectors,
migration-vector-notation,
migration-linear-combination,
migration-repeated-linear-combination,
matrix-as-image-transform,
eigen-vectors,
eigen-space,
stochastic-matrix-multiplication,
repeated-matrix-multiplication,
migration {
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}
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sf-to-ny-migration-map .us-bg {
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sf-to-ny-migration-map .arrow {
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  stroke: black;
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migration-vector-notation {
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migration-vector-notation svg path {
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migration-linear-combination,
migration-repeated-linear-combination {
  height: 250px;
}
matrix-as-image-transform {
  height: 500px;
}
eigen-vectors {
  height: 320px;
}
eigen-vectors .a1 {
  color: #3498db;
}
eigen-vectors .a2 {
  color: #2ecc71;
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eigen-vectors .x0,
eigen-vectors .y0 {
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eigen-vectors .x1,
eigen-vectors .y1 {
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}
eigen-vectors .vectors .vector {
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eigen-vectors,
matrix-as-image-transform {
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eigen-vectors .equation,
matrix-as-image-transform .equation {
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  transition: 0.25s all;
}
eigen-vectors .equation .symbol,
matrix-as-image-transform .equation .symbol,
eigen-vectors .equation .vector,
matrix-as-image-transform .equation .vector {
  height: 100px;
  line-height: 100px;
  text-align: center;
  font-size: 24px;
  margin-right: 5px;
  display: inline-block;
  vertical-align: top;
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eigen-vectors .equation .symbol,
matrix-as-image-transform .equation .symbol {
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eigen-vectors .equation .symbol .label,
matrix-as-image-transform .equation .symbol .label,
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matrix-as-image-transform .equation .symbol .value {
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matrix-as-image-transform .equation .symbol .value {
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eigen-vectors .equation .symbol .label,
matrix-as-image-transform .equation .symbol .label {
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eigen-vectors .equation .vector .top,
matrix-as-image-transform .equation .vector .top,
eigen-vectors .equation .vector .bottom,
matrix-as-image-transform .equation .vector .bottom {
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eigen-vectors .equation .vector .top .symbol,
matrix-as-image-transform .equation .vector .top .symbol,
eigen-vectors .equation .vector .top .value,
matrix-as-image-transform .equation .vector .top .value,
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matrix-as-image-transform .equation .vector .bottom .symbol,
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matrix-as-image-transform .equation .vector .bottom .value {
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eigen-vectors .equation .vector .top .value,
matrix-as-image-transform .equation .vector .top .value,
eigen-vectors .equation .vector .bottom .value,
matrix-as-image-transform .equation .vector .bottom .value {
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  position: absolute;
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eigen-vectors .equation .vector .border-l,
matrix-as-image-transform .equation .vector .border-l,
eigen-vectors .equation .vector .border-r,
matrix-as-image-transform .equation .vector .border-r {
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  height: 100px;
  display: block;
  float: left;
}
eigen-vectors .equation .vector .border-l,
matrix-as-image-transform .equation .vector .border-l {
  border: 3px solid #333333;
  border-right: none;
}
eigen-vectors .equation .vector .center,
matrix-as-image-transform .equation .vector .center {
  display: block;
  float: left;
}
eigen-vectors .equation .vector .border-r,
matrix-as-image-transform .equation .vector .border-r {
  border: 3px solid #333333;
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eigen-vectors .equation .vector .border-l,
matrix-as-image-transform .equation .vector .border-l,
eigen-vectors .equation .vector .border-r,
matrix-as-image-transform .equation .vector .border-r {
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}
eigen-vectors .equation .vector .symbol,
matrix-as-image-transform .equation .vector .symbol {
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eigen-vectors .equation .vector .value,
matrix-as-image-transform .equation .vector .value {
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matrix-as-image-transform .equation .vector.b1 {
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matrix-as-image-transform .equation .vector.b1 .border-l,
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matrix-as-image-transform .equation .vector.b1 .border-r {
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matrix-as-image-transform .equation .vector.b2 {
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eigen-vectors .equation .vector.b2 .border-l,
matrix-as-image-transform .equation .vector.b2 .border-l,
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matrix-as-image-transform .equation .vector.b2 .border-r {
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matrix-as-image-transform .equation .vector.x1 {
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eigen-vectors .equation .vector.x1 .border-l,
matrix-as-image-transform .equation .vector.x1 .border-l,
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matrix-as-image-transform .equation .x0,
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matrix-as-image-transform .equation .x1,
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matrix-as-image-transform .equation .y0,
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matrix-as-image-transform .equation .y1 {
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matrix-as-image-transform .equation.dim {
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eigen-vectors .equation.dim .x0,
matrix-as-image-transform .equation.dim .x0,
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matrix-as-image-transform .equation.dim .x1 {
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eigen-vectors .equation.dim .y0,
matrix-as-image-transform .equation.dim .y0,
eigen-vectors .equation.dim .y1,
matrix-as-image-transform .equation.dim .y1 {
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}
eigen-vectors .equation.dim .vector,
matrix-as-image-transform .equation.dim .vector,
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matrix-as-image-transform .equation.dim .vector.b1,
eigen-vectors .equation.dim .vector.b2,
matrix-as-image-transform .equation.dim .vector.b2 {
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eigen-vectors .equation.dim .vector .border-l,
matrix-as-image-transform .equation.dim .vector .border-l,
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matrix-as-image-transform .equation.dim .vector.b1 .border-l,
eigen-vectors .equation.dim .vector.b2 .border-l,
matrix-as-image-transform .equation.dim .vector.b2 .border-l,
eigen-vectors .equation.dim .vector .border-r,
matrix-as-image-transform .equation.dim .vector .border-r,
eigen-vectors .equation.dim .vector.b1 .border-r,
matrix-as-image-transform .equation.dim .vector.b1 .border-r,
eigen-vectors .equation.dim .vector.b2 .border-r,
matrix-as-image-transform .equation.dim .vector.b2 .border-r {
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matrix-as-image-transform .equation.dim.b1 .vector.b1 {
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matrix-as-image-transform .equation.dim.b1 .vector.b1 .border-r {
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eigen-vectors .equation.dim.b1 .vector.b1 .symbol,
matrix-as-image-transform .equation.dim.b1 .vector.b1 .symbol {
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eigen-vectors .equation.dim.b1 .vector.b1 .value,
matrix-as-image-transform .equation.dim.b1 .vector.b1 .value {
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eigen-vectors .equation.dim.b2 .vector.b2,
matrix-as-image-transform .equation.dim.b2 .vector.b2 {
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}
eigen-vectors .equation.dim.b2 .vector.b2 .border-l,
matrix-as-image-transform .equation.dim.b2 .vector.b2 .border-l,
eigen-vectors .equation.dim.b2 .vector.b2 .border-r,
matrix-as-image-transform .equation.dim.b2 .vector.b2 .border-r {
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eigen-vectors .equation.dim.b2 .vector.b2 .symbol,
matrix-as-image-transform .equation.dim.b2 .vector.b2 .symbol {
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eigen-vectors .equation.dim.b2 .vector.b2 .value,
matrix-as-image-transform .equation.dim.b2 .vector.b2 .value {
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eigen-vectors .equation.dim.sample .x0,
matrix-as-image-transform .equation.dim.sample .x0,
eigen-vectors .equation.dim.sample .y0,
matrix-as-image-transform .equation.dim.sample .y0 {
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eigen-vectors .equation.dim.sample .x1,
matrix-as-image-transform .equation.dim.sample .x1,
eigen-vectors .equation.dim.sample .y1,
matrix-as-image-transform .equation.dim.sample .y1 {
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eigen-vectors .equation.dim.sample .symbol .value,
matrix-as-image-transform .equation.dim.sample .symbol .value {
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eigen-vectors .equation.dim.sample .symbol .label,
matrix-as-image-transform .equation.dim.sample .symbol .label {
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eigen-vectors .basis,
matrix-as-image-transform .basis {
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eigen-vectors .basis.basis-1,
matrix-as-image-transform .basis.basis-1 {
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eigen-vectors .basis.basis-2,
matrix-as-image-transform .basis.basis-2 {
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eigen-vectors .point,
matrix-as-image-transform .point {
  fill: rgba(0, 0, 0, 0.6);
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eigen-vectors .sample-difference,
matrix-as-image-transform .sample-difference {
  stroke-width: 4;
  stroke-dasharray: 2, 2;
  stroke: #e74c3c;
  opacity: 0.5;
}
eigen-vectors .coord,
matrix-as-image-transform .coord {
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  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
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.nob {
  transition: 0.25s all;
}
.nob circle {
  fill: rgba(0, 0, 0, 0.04);
  stroke: rgba(0, 0, 0, 0.04);
}
.nob:hover {
  fill: rgba(0, 0, 0, 0.2);
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repeated-matrix-multiplication .sample-path {
  fill: none;
  stroke: rgba(0, 0, 0, 0.3);
  stroke-dasharray: 2,2;
}
matrix-equation {
  height: 50px;
  display: block;
  text-align: center;
  font-family: 'helvetica Neue';
  font-family: "STIXGeneral-Italic";
}
matrix-equation .element,
matrix-equation .vector,
matrix-equation .matrix {
  height: 50px;
  line-height: 50px;
  text-align: center;
  font-size: 18px;
  margin-right: 5px;
  display: inline-block;
  vertical-align: top;
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matrix-equation .vector .top,
matrix-equation .matrix .top,
matrix-equation .vector .bottom,
matrix-equation .matrix .bottom {
  height: 25px;
  line-height: 25px;
  position: relative;
}
matrix-equation .vector .top .label,
matrix-equation .matrix .top .label,
matrix-equation .vector .top .value,
matrix-equation .matrix .top .value,
matrix-equation .vector .bottom .label,
matrix-equation .matrix .bottom .label,
matrix-equation .vector .bottom .value,
matrix-equation .matrix .bottom .value {
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matrix-equation .vector .top .label,
matrix-equation .matrix .top .label,
matrix-equation .vector .bottom .label,
matrix-equation .matrix .bottom .label {
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matrix-equation .vector .top .left,
matrix-equation .matrix .top .left,
matrix-equation .vector .bottom .left,
matrix-equation .matrix .bottom .left,
matrix-equation .vector .top .right,
matrix-equation .matrix .top .right,
matrix-equation .vector .bottom .right,
matrix-equation .matrix .bottom .right {
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matrix-equation .vector .top .left,
matrix-equation .matrix .top .left,
matrix-equation .vector .bottom .left,
matrix-equation .matrix .bottom .left {
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matrix-equation .vector .border-l,
matrix-equation .matrix .border-l,
matrix-equation .vector .border-r,
matrix-equation .matrix .border-r {
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  height: 50px;
  display: block;
  float: left;
}
matrix-equation .vector .border-l,
matrix-equation .matrix .border-l {
  border: 2px solid #333333;
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matrix-equation .vector .center,
matrix-equation .matrix .center {
  display: block;
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matrix-equation .vector .border-r,
matrix-equation .matrix .border-r {
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matrix-equation .vector .label,
matrix-equation .matrix .label {
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matrix-equation .vector .value,
matrix-equation .matrix .value {
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matrix-equation .element.dim,
matrix-equation .vector.dim,
matrix-equation .matrix.dim {
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matrix-equation .element.active .label,
matrix-equation .vector.active .label,
matrix-equation .matrix.active .label {
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matrix-equation .element.active .value,
matrix-equation .vector.active .value,
matrix-equation .matrix.active .value {
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matrix-equation .element.secondary {
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matrix-equation .element.tertiary {
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matrix-equation .vector.primary {
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matrix-equation .vector.primary .border-l,
matrix-equation .vector.primary .border-r {
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matrix-equation .vector.secondary {
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matrix-equation .vector.secondary .border-l,
matrix-equation .vector.secondary .border-r {
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matrix-equation .vector.tertiary {
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matrix-equation .vector.tertiary .border-l,
matrix-equation .vector.tertiary .border-r {
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matrix-equation .matrix.primary-and-secondary .left {
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matrix-equation .matrix.primary-and-secondary .right {
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migration {
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  position: relative;
}
migration:hover {
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migration svg,
migration canvas {
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  left: 0;
}
migration .travel-path {
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  stroke: rgba(0, 0, 0, 0.5);
  stroke: none;
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}
.matrix-equation-highlight {
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  height: 70px;
  position: absolute;
  z-index: -1;
  pointer-events: none;
}
.element-spotlight {
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  width: 70px;
  height: 70px;
  border-radius: 70px;
  position: absolute;
  transition: 1s left;
}