body {
  margin: 0;
  padding: 0;
  background-color: #000;
  overflow: hidden;
}

canvas {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}

#particles-js {
  position: absolute;
  width: 100%;
  height: 100%;
  background-color: #000;
}

.heart-shape {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 30px;
  height: 30px;
  background-color: transparent;
  z-index: 0;
  box-shadow: 0 0 40px 20px rgba(255, 0, 0, 0.2);
}

.heart-shape::before, .heart-shape::after {
  content: "";
  position: absolute;
  top: 0;
  width: 30px;
  height: 50px;
  border-radius: 50px 50px 0 0;
  background: rgba(255, 0, 0, 0.6);
}

.heart-shape::before {
  left: -15px;
  transform: rotate(-45deg);
  transform-origin: 100% 100%;
}

.heart-shape::after {
  left: 15px;
  transform: rotate(45deg);
  transform-origin: 0 100%;
}