.spinner {
  margin: 100px auto;
  width: 40px;
  height: 40px;
  position: relative;
  text-align: center;

  -webkit-animation: sk-rotate 2s infinite linear;
  -o-animation: sk-rotate 2s infinite linear;
     animation: sk-rotate 2s infinite linear;
}

.dot1,
.dot2 {
  width: 60%;
  height: 60%;
  display: inline-block;
  position: absolute;
  top: 0;
  background-color: #002043;
  border-radius: 100%;

  -webkit-animation: sk-bounce 2s infinite ease-in-out;
  -o-animation: sk-bounce 2s infinite ease-in-out;
     animation: sk-bounce 2s infinite ease-in-out;
}

.dot2 {
  top: auto;
  bottom: 0;
  -webkit-animation-delay: -1s;
  -o-animation-delay: -1s;
     animation-delay: -1s;
}

@-webkit-keyframes sk-rotate {
  100% {
    -webkit-transform: rotate(360deg);
  }
}
@-o-keyframes sk-rotate {
  100% {
    -o-transform: rotate(360deg);
       transform: rotate(360deg);
    -webkit-transform: rotate(360deg);
  }
}
@keyframes sk-rotate {
  100% {
    -o-transform: rotate(360deg);
       transform: rotate(360deg);
    -webkit-transform: rotate(360deg);
  }
}

@-webkit-keyframes sk-bounce {
  0%,
  100% {
    -webkit-transform: scale(0);
  }
  50% {
    -webkit-transform: scale(1);
  }
}

@-o-keyframes sk-bounce {
  0%,
  100% {
    -o-transform: scale(0);
       transform: scale(0);
    -webkit-transform: scale(0);
  }
  50% {
    -o-transform: scale(1);
       transform: scale(1);
    -webkit-transform: scale(1);
  }
}

@keyframes sk-bounce {
  0%,
  100% {
    -o-transform: scale(0);
       transform: scale(0);
    -webkit-transform: scale(0);
  }
  50% {
    -o-transform: scale(1);
       transform: scale(1);
    -webkit-transform: scale(1);
  }
}