#loader {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
}

.content-loader{
  position: fixed;
  width: 100%;
  height: 100vh;
  background-color: #0000004d;
  z-index: 9999999999;
}

.content-loader img{
  position: relative;
  top: 50%;
  left: 50%;
}