* {
  overflow: hidden;
}

body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

#graph {
  position: relative;
  height: 100%;
  width: 100%;
  border: 1px solid black;
}

#xAxis, #yAxis {
  position: absolute;
  background: black;
}

#xAxis {
  height: 1px;
  width: 100%;
  top: 50%;
  min-width: 100%;
}

#yAxis {
  width: 1px;
  height: 100%;
  left: 50%;
  min-height: 100%;
}

.dot {
  position: absolute;
  height: 5px;
  width: 5px;
  background: red;
}