.kt-ajax-overlay {
    position: absolute;
    width: 100%;
    left: 0;
    top: 0;
    height: 100%;
}
.kt-ajax-bubbling {
  text-align: center;
      width: 100%;
    height: 49px;
    margin: auto;
    position: absolute;
    top: 50%;
    transform: translate(0, -50%);
}

.kt-ajax-bubbling span {
  display: inline-block;
  vertical-align: middle;
  width: 10px;
  height: 10px;
  margin: 24px auto;
  background: rgb(0,0,0);
  border-radius: 49px;
    -o-border-radius: 49px;
    -ms-border-radius: 49px;
    -webkit-border-radius: 49px;
    -moz-border-radius: 49px;
  animation: ktajaxbubbling 1.5s infinite alternate;
    -o-animation: ktajaxbubbling 1.5s infinite alternate;
    -ms-animation: ktajaxbubbling 1.5s infinite alternate;
    -webkit-animation: ktajaxbubbling 1.5s infinite alternate;
    -moz-animation: ktajaxbubbling 1.5s infinite alternate;
}

#kt-ajax-bubbling_1 {
  animation-delay: 0s;
    -o-animation-delay: 0s;
    -ms-animation-delay: 0s;
    -webkit-animation-delay: 0s;
    -moz-animation-delay: 0s;
}

#kt-ajax-bubbling_2 {
  animation-delay: 0.45s;
    -o-animation-delay: 0.45s;
    -ms-animation-delay: 0.45s;
    -webkit-animation-delay: 0.45s;
    -moz-animation-delay: 0.45s;
}

#kt-ajax-bubbling_3 {
  animation-delay: 0.9s;
    -o-animation-delay: 0.9s;
    -ms-animation-delay: 0.9s;
    -webkit-animation-delay: 0.9s;
    -moz-animation-delay: 0.9s;
}
@keyframes ktajaxbubbling {
  0% {
    width: 10px;
    height: 10px;
    background-color:rgb(0,0,0);
    transform: translatY(0);
  }

  100% {
    width: 23px;
    height: 23px;
    background-color:rgb(255,255,255);
    transform: translateY(-20px);
  }
}

@-o-keyframes ktajaxbubbling {
  0% {
    width: 10px;
    height: 10px;
    background-color:rgb(0,0,0);
    -o-transform: translateY(0);
  }

  100% {
    width: 23px;
    height: 23px;
    background-color:rgb(255,255,255);
    -o-transform: translateY(-20px);
  }
}

@-ms-keyframes ktajaxbubbling {
  0% {
    width: 10px;
    height: 10px;
    background-color:rgb(0,0,0);
    -ms-transform: translateY(0);
  }

  100% {
    width: 23px;
    height: 23px;
    background-color:rgb(255,255,255);
    -ms-transform: translateY(-20px);
  }
}

@-webkit-keyframes ktajaxbubbling {
  0% {
    width: 10px;
    height: 10px;
    background-color:rgb(0,0,0);
    -webkit-transform: translateY(0);
  }

  100% {
    width: 23px;
    height: 23px;
    background-color:rgb(255,255,255);
    -webkit-transform: translateY(-20px);
  }
}

@-moz-keyframes ktajaxbubbling {
  0% {
    width: 10px;
    height: 10px;
    background-color:rgb(0,0,0);
    -moz-transform: translateY(0);
  }

  100% {
    width: 23px;
    height: 23px;
    background-color:rgb(255,255,255);
    -moz-transform: translateY(-20px);
  }
}