.fraction-table {
  border-collapse: collapse;
  width: auto;
  display: inline-table;
  vertical-align: middle;
  margin: 0 2px;
  line-height: 1;
}

.fraction-table td {
  text-align: center;
  padding: 1px 6px;
  line-height: 1.05;
}

.fraction-table tr:nth-child(1) td {
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.fraction-table tr:nth-child(2) td {
  padding-top: 2px;
}

.math-expr {
  display: inline-block;
  line-height: 1.45;
  vertical-align: baseline;
}

.layout-lines {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  white-space: normal;
  text-align: center;
  width: 100%;
}

.layout-line {
  display: flex;
  justify-content: center;
  width: 100%;
}

.formula-scroll {
  width: 100%;
  display: flex;
  justify-content: center;
}

.formula-grid {
  width: 100%;
  max-width: 980px;
  display: grid;
  grid-template-columns: 1fr;
  row-gap: 12px;
}

.formula-item {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  white-space: normal;
  text-align: center;
  font-weight: 700;
  line-height: 1.55;
  min-width: 0;
}