* {
  margin: 0;
  padding: 0;
}

.main {
  height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #abd1c6;
}

.main #title {
  position: absolute;
  top: 5%;
  text-align: center;
  font-size: 2.5em;
}
.main #canvas {
  position: absolute;
  top: 15%;
}

#tooltip {
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  text-align: center;
  width: 150px;
  height: 50px;
  padding: 2px;
  font: 12px;
  background: #e16162;
  border-radius: 2px;
  pointer-events: none;
  font-weight: bold;
}

.overlay {
  position: absolute;
  background: #fff;
  pointer-events: none;
}

#y-axis path {
  stroke: black;
  stroke-width: 1;
  fill: none;
}

#x-axis path {
  stroke: black;
  stroke-width: 1;
  fill: none;
}