body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  background-color: #f5f5f5;
}
.container {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 20px;
}
.controls {
  grid-column: 1;
  grid-row: 1;
  background-color: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
.slider-container {
  margin-bottom: 15px;
}
label {
  display: block;
  margin-bottom: 5px;
  font-weight: 500;
}
.slider-value {
  display: inline-block;
  width: 60px;
  text-align: right;
}
input[type="range"] {
  width: 180px;
  vertical-align: middle;
}
.phasor-container {
  grid-column: 1;
  grid-row: 2;
  background-color: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  aspect-ratio: 1 / 1;
}
.waveform-container {
  grid-column: 2;
  grid-row: 1;
  background-color: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
.response-container {
  grid-column: 2;
  grid-row: 2;
  background-color: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
h1,
h2 {
  margin-top: 0;
  color: #333;
}
h2 {
  font-weight: 500;
  margin-bottom: 10px;
  font-size: 1.2em;
}