#loader_6 {
  position: absolute;
  left: 45%;
  top: 45%;
}

#loader_6 span {
  position: absolute;
  display: block;
  height: 20px;
  width: 20px;
  background: #1eff00;
}

#loader_6 span:nth-child(1) {
  background: #54acd2;
  transform: none;
  animation: loader_6_1 4s infinite;
 z-index:100;
}

#loader_6 span:nth-child(2) {
  background: #e14a39;
  transform: translateX(40px);
  animation: loader_6_2 4s infinite;
}

#loader_6 span:nth-child(3) {
  background: #fcc312;
  transform: translateX(40px) translateY(40px);
  animation: loader_6_3 4s infinite;
}

#loader_6 span:nth-child(4) {
  background: #1bbc9b;
  transform: translateY(40px);
  animation: loader_6_4 4s infinite;
}

@keyframes loader_6_1 {
  10% {
    transform: translateX(40px);
  }
  
  20% {
    transform: translateX(40px) translateY(40px);
  }
  
  30% {
    transform: translateY(40px);
  }
  40% {
   transform: none;
  }
   50% {
     transform: translateX(40px);
  }
   60% {
    transform: translateX(40px) translateY(40px);
  }
   70% {
    transform: translateY(40px);
  }
  80%{transform: none;}
}

@keyframes loader_6_2 {
  9% {
    opacity: 1;
  }
  10% {
    opacity: 0;
  }
  49%{ opacity: 0;}
  50% {
    opacity: 1;
  }
}

@keyframes loader_6_3 {
  19% {
    opacity: 1;
  }
  20% {
    opacity: 0;
  }
  59%{opacity:0;}
  60% {
    opacity: 1;
  }
}

@keyframes loader_6_4 {
 29% {
    opacity: 1;
  }
  30% {
    opacity: 0;
  }
  69%{opacity:0;}
  70% {
    opacity: 1;
  }
}