#particles-js{
  width: 100%;
  height: 100%;
  background-color: #1c2b39e6;
  background-image: url('');
  background-size: cover;
  background-position: 50% 50%;
  background-repeat: no-repeat;
}

#particles-background
{
    background-color: #051e37;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: 50% 50%;
    position: fixed;
    top: 0px;
    z-index: -1;
}