body {
  background-color: #f4f4f4;
}

.loader {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: rotate(45deg) translate(-50%, -50%);
}
.loader li {
  list-style-type: none;
  position: absolute;
  top: 0px;
  left: 0px;
  width: 15px;
  height: 15px;
  background: #0772B3;
  border-radius: 50%;
}
.loader li.dot-a {
  animation: a 0.5s ease-in-out infinite;
  top: -25px;
  left: -25px;
}
.loader li.dot-b {
  animation: b 0.5s ease-in-out infinite;
  top: -25px;
  left: 0px;
}
.loader li.dot-c {
  animation: c 0.5s ease-in-out infinite;
  top: -25px;
  left: 25px;
}
.loader li.dot-d {
  animation: d 0.5s ease-in-out infinite;
  top: 0px;
  left: -25px;
}
.loader li.dot-e {
  animation: e 0.5s ease-in-out infinite;
  top: 0px;
  left: 0px;
}
.loader li.dot-f {
  animation: f 0.5s ease-in-out infinite;
  top: 0px;
  left: 25px;
}
.loader li.dot-g {
  animation: g 0.5s ease-in-out infinite;
  top: 25px;
  left: -25px;
}
.loader li.dot-h {
  animation: h 0.5s ease-in-out infinite;
  top: 25px;
  left: 0px;
}
.loader li.dot-i {
  animation: i 0.5s ease-in-out infinite;
  top: 25px;
  left: 25px;
}

@keyframes a {
  50% {
    top: 0px;
    left: -25px;
  }
  100% {
    top: 0px;
    left: -25px;
  }
}
@keyframes b {
  50% {
    top: -25px;
    left: -25px;
  }
  100% {
    top: -25px;
    left: -25px;
  }
}
@keyframes c {
  50% {
    top: -25px;
    left: 0px;
  }
  100% {
    top: -25px;
    left: 0px;
  }
}
@keyframes d {
  50% {
    top: 25px;
    left: -25px;
  }
  100% {
    top: 25px;
    left: -25px;
  }
}
/*@keyframes e{
	50% {
		top: 0px;
		left: -25px;
	}
	100% {
		top: 0px;
		left: -25px;
	}
}*/
@keyframes f {
  50% {
    top: -25px;
    left: 25px;
  }
  100% {
    top: -25px;
    left: 25px;
  }
}
@keyframes g {
  50% {
    top: 25px;
    left: 0px;
  }
  100% {
    top: 25px;
    left: 0px;
  }
}
@keyframes h {
  50% {
    top: 25px;
    left: 25px;
  }
  100% {
    top: 25px;
    left: 25px;
  }
}
@keyframes i {
  50% {
    top: 0px;
    left: 25px;
  }
  100% {
    top: 0px;
    left: 25px;
  }
}