body {
  overflow: hidden !important;
  border: solid 1px #ccc;
  height: 300px;
}

.text-center {
  text-align: center;
}

.loader-block {
  height: 240px;
  width: 100%;
  position: absolute;
  top: -30px;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
}

.pulse-loader {
  position: absolute;
  top: 10px;
  left: -100px;
  margin: 80px 50px;
  width: 400px !important;
}