/* formel.css - Optimierte Version */
.formel {
  font: italic 400 1.1em "Latin Modern Math", "STIXGeneral", Cambria, serif;
  display: inline-block;
  white-space: nowrap;
  line-height: 1.4;
  letter-spacing: normal;
}
.formel .frac, .formel .mal {
  display: inline-block;
  vertical-align: middle;
  line-height: 1;
}
.formel .frac {
  text-align: center;
}
.formel .num, .formel .den {
  display: block;
  padding: 0 0.2em;
  font-size: 0.75em;
}
.formel .num {
  border-bottom: 1px solid #000;
}
.formel .mal {
  font: normal 400 1.2em Arial, sans-serif;
  letter-spacing: 0.05em;
  padding: 0 0.15em;
}