/* CSS Document */
.fft_block {
  font: 13px/13px "Helvetica Neue", Helvetica, Arial, sans-serif;
  margin: auto;
  position: relative;
  width: 960px;
  height: 480px;
}
form {
  position: absolute;
  bottom: 10px;
  right: 10px;
}
.hide {
  display: none;
}
.coeff .dot {
  fill: hsla(207, 63%, 27%, 0.2);
}
.coeff.last .dot {
  fill: hsla(207, 63%, 27%, 1.0);
}
.coeff .circle {
  fill: none;
  stroke: hsl(0, 0%, 70%);
}
.coeff.first .circle {
  fill: none;
  stroke: hsl(0, 0%, 30%);
}
.coeff.last .circle {
  display: none;
}
.graph {
  fill: none;
  stroke: steelblue;
  stroke-width: 3px;
}
.trace {
  fill: none;
  stroke: steelblue;
}
.proj {
  fill: none;
  stroke: #000;
}
.axis {
  stroke: hsl(0, 0%, 70%);
}