* {
  margin: 0;
  padding: 0;
}

#full {
  height: 100%;
}

#particles-js {
  height: 100%;
  background-color: #ffffff;
  background-size: cover;
  background-position: center;
}

#topone {
  background: #fff !important;
  height: 220vh;
}

#bottomone {
  background: #fff !important;
  height: 190vh;
}

@media (max-width: 768px) {
  #topone {
    height: 60%;
    padding-top: 1px;
    margin-top: 0;
  }
}

@media (max-width: 768px) {
  #bottomone {
    padding-top: 50px;
    height: 40%;
  }
}