loader

js css

by Denis Tverdokhlebov

HTML

<div class="loader"></div>

CSS

.loader {
  border: 16px solid #f3f3f3;
  border-radius: 50%;
  border-top: 16px solid #bb0032;
  border-bottom: 16px solid #bb0032;
  width: 120px;
  height: 120px;
  -webkit-animation: spin 2s linear infinite;
  animation: spin 2s linear infinite;
}

@-webkit-keyframes spin {
  0% {
    -webkit-transform: rotate(0deg);
  }

  100% {
    -webkit-transform: rotate(360deg);
  }
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

JavaScript

var data = "что-то";
$.ajax({
  type: "POST",
  url: "some.php",
  data: data,
  beforeSend: function() {
    $('.loader').show();
    alert(data);
  },
  complete: function() {
    $('.loader').hide();
  }
});