body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
  color: #333;
  margin: 2em;
  padding: 20px;
}

h1,
h2,
h3 {
  color: #2c3e50;
}

a {
  color: #2980b9;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

label,
input {
  margin: 0.3em;
}

/* Style the navigation bar */


/* Add responsiveness - will automatically display the navbar vertically instead of horizontally on screens less than 500 pixels */
@media screen and (max-width: 500px) {
  .navbar a {
    float: none;
    display: block;
  }
}

#messages {
  margin-top: 1em;
  border: 1px solid #aaa;
  padding: 1em;
  height: 200px;
  overflow-y: auto;
}

.params-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1em;
}

.param-item {
  display: flex;
  flex-direction: column;
}

.form-row {
  display: flex;
  align-items: center;
  margin-bottom: 1em;
  gap: 1em;
}

.tooltip {
  position: relative;
  cursor: pointer;
  border-bottom: 1px dotted #555;
}

.tooltip .tooltiptext {
  visibility: hidden;
  width: 220px;
  background-color: #333;
  color: #fff;
  text-align: left;
  border-radius: 6px;
  padding: 8px;
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  margin-left: -110px;
  opacity: 0;
  transition: opacity 0.3s;
  font-size: 0.95em;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.tooltip:hover .tooltiptext {
  visibility: visible;
  opacity: 1;
}

#scatterPlotContainer {
  width: 100%;
  max-width: 900px;
  margin: auto;
  height: 450px;
  border: #333 solid 1px;
}

#scatterPlot {
  width: 100%;
  height: 100%;
}

.demo-container {
  display: flex;
  flex-direction: row;
  gap: 5px;
}

.controls-container {
  flex: 1;
  max-width: 400px;
}

.chart-container {
  flex: 2;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#messages {
  border: 1px solid #aaa;
  padding: 1em;
  height: 150px;
  overflow-y: auto;
  background-color: #f9f9f9;
}

fieldset {
  margin-bottom: 20px;
  border: 1px solid #ccc;
  padding: 10px;
  border-radius: 5px;
}

legend {
  width: auto;
  padding: 0 10px;
  font-weight: bold;
}

footer {
  text-align: center;
  margin-top: 2em;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5em;
}