#particles-js{
  width: 100%;
  height: 100%;
  /**background-color: rgba(1, 65, 65, 1);**/
  background-image: url('../images/background.png');
  background-size: cover;
  background-position: 50% 50%;
  background-repeat: no-repeat;
  float: none;
  z-index: -5;
  position: fixed;
}