body {
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', sans-serif;
  font-size: 14px;
}

table,
th,
td {
  border: 1px solid #f1f1f1;
  border-collapse: collapse;
}

th,
td {
  padding: 10px;
}

textarea {
  font-family: Arial, sans-serif;
}

.mode {
  font-size: 18px;
}

.highlight {
  background-color: yellow;
}

input:not(disabled) {
  font-weight: bold;
  color: black;
}

button {
  padding: 4px 8px;
  background: #0078d4;
  color: #ffffff;
}

button:disabled {
  padding: 4px 8px;
  background: #ccc;
  color: #666;
}

input[type=radio] {
  position: relative;
  z-index: 1;
}

input[type=radio]+label {
  padding: 8px 4px 8px 30px;
  margin-left: -30px;
}

input[type=radio]:checked+label {
  background: #0078d4;
  color: #ffffff;
}