/* ---- reset ---- */
body {
  margin: 0;
  font: normal 75% Arial, Helvetica, sans-serif;
}
canvas {
  display: block;
  vertical-align: bottom;
}
/* ---- tsparticles container ---- */
#tsparticles {
  position: fixed;
  width: 100%;
  height: 100%;
  z-index: -1;
}