.particles-body {
  background-color: #193c6d;
  filter: progid: DXImageTransform.Microsoft.gradient(gradientType=1, startColorstr='#00000', endColorstr='#00000');
  background-image: url();
  background-size: 100%;
  background-image: -webkit-gradient(
    linear,
    0 0,
    100% 100%,
    color-stop(0, #000000),
    color-stop(100%, #000000)
  );
  background-image: -webkit-linear-gradient(135deg, #000000, #000000);
  background-image: -moz-linear-gradient(45deg, #000000, #000000);
  background-image: -ms-linear-gradient(45deg, #000000 0, #000000 100%);
  background-image: -o-linear-gradient(45deg, #000000, #000000);
  background-image: linear-gradient(135deg, #000000, #000000);
  text-align: center;
  margin: 0px;
  overflow: hidden;
}