.content-lazy.loading {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  overflow: hidden;
  background-color: #fff;
  border: 1px solid #e6e6e6;
  border-radius: 2px;
  height: 300px;
}

.content-lazy.loading:before {
  content: " ";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 50%;
  z-index: 1;
  width: 500%;
  margin-left: -250%;
  -webkit-animation: phAnimation 0.8s linear infinite;
  animation: phAnimation 0.8s linear infinite;
  background: linear-gradient(to right, rgba(255, 255, 255, 0) 46%, rgba(255, 255, 255, 0.35) 50%, rgba(255, 255, 255, 0) 54%) 50% 50%;
}

.content-lazy.loading:after {
  content: " ";
  width: 100%;
  height: 100%;
  background-color: #ced4da;
  margin-bottom: 15px;
  position: absolute;
  left:0;
}

@-webkit-keyframes phAnimation {
  0% {
    transform: translate3d(-30%, 0, 0);
  }
  100% {
    transform: translate3d(30%, 0, 0);
  }
}

@keyframes phAnimation {
  0% {
    transform: translate3d(-30%, 0, 0);
  }
  100% {
    transform: translate3d(30%, 0, 0);
  }
}