style.css

body {
  background-color: white;
  font-family: sans-serif;
  margin: 1em;
}

h1, h2, h3 {
  font-weight: normal;
}

#handwriting {
  height: 257px;
  width: 193px;
  cursor: crosshair;
}

#cells {
  height: 257px;
  width: 193px;
}

#resultsDiv {
  height: 257px;
  width: 193px;
  border: 1px solid #000;
  box-sizing: border-box;
  overflow-x: hidden;
  overflow-y: scroll;
}

#results {
  border-collapse: collapse;
  width: 100%;
}

#results td {
  padding: 4px 8px;
  cursor: default;
}

#results tr:hover:not(.selected) {
  background-color: #eee;
}

.percent {
  text-align: right;
}

#learnDiv {
  height: 257px;
  width: 193px;
  border: 1px solid #000;
  box-sizing: border-box;
  padding: 5px;
}

#supervisedDiv,
#unsupervisedDiv {
  display: none;
}

input[type="number"] {
  text-align: right;
  width: 4em;
}

.selected {
  background-color: #9cf;
}

.footer {
  font-size: small;
  margin-top: 2em;
}

.balls {
  float: right;
}