/* ---- reset ---- */
body {
  margin: 0;
  font: normal 75% Arial, Helvetica, sans-serif;
}
canvas {
  display: block;
  vertical-align: bottom;
} /* ---- particles.js container ---- */
#particles-js {
  position: absolute;
  width: 100%;
  height: 100%;
  background-color: #323840;
  background-image: url("");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: 50% 50%;
}

h1 {
  box-sizing: border-box;
  position: fixed;
  font-family: "Source Sans Pro", sans-serif;
  font-size: 28px;
  z-index: 50;
  top: 50%;
  left: 50%;
  right: 0;
  width: 300px;
  margin: -28px 0 0 -150px;
  text-align: center;
  color: #fff;
  padding: 10px 0px;
  border: solid 3px #fff;
  font-weight: 600;
  text-transform: uppercase;
}