body {
  font-family: Arial, sans-serif;
  margin: 20px;
  text-align: center;
}
svg {
  border: 1px solid #ccc;
  margin: 20px auto;
  display: block;
  background-color: #f9f9f9;
}
input[type="number"] {
  width: 80px;
  padding: 5px;
  font-size: 16px;
}
.info {
  max-width: 600px;
  margin: 20px auto;
  text-align: center;
  background: #eef;
  padding: 15px;
  border-radius: 8px;
}

.highlight {
  font-weight: bold;
  color: #1c3b6f;
}

/* SVG styles */
.circle-outline {
  stroke: #333;
  stroke-width: 0.02;
  fill: none;
}

.axes {
  stroke: #aaa;
  stroke-width: 0.01;
}

.radius-line {
  stroke: red;
  stroke-width: 0.03;
}

.point {
  fill: red;
}

.cos-line {
  stroke: blue;
  stroke-width: 0.02;
}

.sin-line {
  stroke: green;
  stroke-width: 0.02;
}

.angle-label {
  font-size: 0.1;
  fill: black;
}
@media (max-width: 500px) {
  svg {
  width: 300px;
  height: 300px;
  }

  input[type="number"] {
    width: 60px;
  }

  .info {
    padding: 10px;
  }
}

.tan-line {
  stroke: orange;
  stroke-width: 0.02;
}

.cot-line {
  stroke: purple;
  stroke-width: 0.02;
}