.post {
    width: 100%;
    height: 178px;
    box-shadow: 0px 0px 8px 0px #00000012;
    border: 1px solid #f1f1f1;
    border-radius: 16px;
    padding:10px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}
  .post .avatar {
    float: left;
    width: 52px;
    height: 52px;
    background-color: #ccc;
    border-radius: 25%;
    margin: 8px;
    background-image: linear-gradient(90deg, #F4F4F4 0px, rgba(229, 229, 229, 0.8) 40px, #F4F4F4 80px);
    background-size: 600px;
    animation: shine-avatar 2s infinite ease-out; }
  .post .line3 {
    float: left;
    width: 100%;
    height: 16px;
    border-radius: 7px;
    background-image: linear-gradient(90deg, #F4F4F4 0px, rgba(229, 229, 229, 0.8) 40px, #F4F4F4 80px);
    background-size: 600px;
    animation: shine-lines 2s infinite ease-out; 
     margin-top:12px;
  }
    .post .line4 {
    float: left;
    width: 60%;
    height: 16px;
    border-radius: 7px;
    background-image: linear-gradient(90deg, #F4F4F4 0px, rgba(229, 229, 229, 0.8) 40px, #F4F4F4 80px);
    background-size: 600px;
    animation: shine-lines 2s infinite ease-out; 
    margin-top:12px;

  }


    .post .line {
    float: left;
    width: 140px;
    height: 16px;
    margin-top: 12px;
    border-radius: 7px;
    background-image: linear-gradient(90deg, #F4F4F4 0px, rgba(229, 229, 229, 0.8) 40px, #F4F4F4 80px);
    background-size: 600px;
    animation: shine-lines 2s infinite ease-out; }


  .post .avatar + .line {
    margin-top: 11px;
    width: 100px; }
  .post .line ~ .line {
    background-color: #ddd; }

@keyframes shine-lines {
  0% {
    background-position: -100px; }
  40%, 100% {
    background-position: 140px; } }

@keyframes shine-avatar {
  0% {
    background-position: -32px; }
  40%, 100% {
    background-position: 208px; } }