plopfile-generate/templates/react-admin/components/common/LoadingScreenTransparent/index.css

Installation:

body {
  margin: 0 !important;
}
.loading-component-transparent {
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.5);
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9;
}

.sk-cube-grid {
  width: 60px;
  height: 60px;
  margin: auto;
  position: fixed;
  top: 0;
  bottom: 0;
  right: 0;
  left: 0;
}

.sk-cube-grid .sk-cube {
  width: 33%;
  height: 33%;
  background-color: #f36d29;
  float: left;
  -webkit-animation: sk-cubeGridScaleDelay 1.3s infinite ease-in-out;
  animation: sk-cubeGridScaleDelay 1.3s infinite ease-in-out;
}
.sk-cube-grid .sk-cube1 {
  -webkit-animation-delay: 0.2s;
  animation-delay: 0.2s;
}
.sk-cube-grid .sk-cube2 {
  -webkit-animation-delay: 0.3s;
  animation-delay: 0.3s;
}
.sk-cube-grid .sk-cube3 {
  -webkit-animation-delay: 0.4s;
  animation-delay: 0.4s;
}
.sk-cube-grid .sk-cube4 {
  -webkit-animation-delay: 0.1s;
  animation-delay: 0.1s;
}
.sk-cube-grid .sk-cube5 {
  -webkit-animation-delay: 0.2s;
  animation-delay: 0.2s;
}
.sk-cube-grid .sk-cube6 {
  -webkit-animation-delay: 0.3s;
  animation-delay: 0.3s;
}
.sk-cube-grid .sk-cube7 {
  -webkit-animation-delay: 0s;
  animation-delay: 0s;
}
.sk-cube-grid .sk-cube8 {
  -webkit-animation-delay: 0.1s;
  animation-delay: 0.1s;
}
.sk-cube-grid .sk-cube9 {
  -webkit-animation-delay: 0.2s;
  animation-delay: 0.2s;
}

@-webkit-keyframes sk-cubeGridScaleDelay {
  0%,
  70%,
  100% {
    -webkit-transform: scale3D(1, 1, 1);
    transform: scale3D(1, 1, 1);
  }
  35% {
    -webkit-transform: scale3D(0, 0, 1);
    transform: scale3D(0, 0, 1);
  }
}

@keyframes sk-cubeGridScaleDelay {
  0%,
  70%,
  100% {
    -webkit-transform: scale3D(1, 1, 1);
    transform: scale3D(1, 1, 1);
  }
  35% {
    -webkit-transform: scale3D(0, 0, 1);
    transform: scale3D(0, 0, 1);
  }
}