body {
  width: 100wh;
  height: 90vh;
  color: #fff;
  background: linear-gradient(-45deg, #EE7752, #E73C7E, #23A6D5, #23D5AB);
  background-size: 400% 400%;
  -webkit-animation: Gradient 15s ease infinite;
  -moz-animation: Gradient 15s ease infinite;
  animation: Gradient 15s ease infinite;
}

@-webkit-keyframes Gradient {
  0% {
    background-position: 0% 50%
  }
  50% {
    background-position: 100% 50%
  }
  100% {
    background-position: 0% 50%
  }
}

@-moz-keyframes Gradient {
  0% {
    background-position: 0% 50%
  }
  50% {
    background-position: 100% 50%
  }
  100% {
    background-position: 0% 50%
  }
}

@keyframes Gradient {
  0% {
    background-position: 0% 50%
  }
  50% {
    background-position: 100% 50%
  }
  100% {
    background-position: 0% 50%
  }
}

h1,
h6 {
  font-family: 'Open Sans';
  font-weight: 300;
  text-align: center;
  position: absolute;
  top: 45%;
  right: 0;
  left: 0;
}

.shake {
  animation: shake-animation 4.72s ease infinite;
  transform-origin: 50% 50%;
  }
  .element {
  margin: 0 auto;
  width: 150px;
  height: 150px;
  background: red;
  }
  @keyframes shake-animation {
   0% { transform:translate(0,0) }
  1.78571% { transform:translate(5px,0) }
  3.57143% { transform:translate(0,0) }
  5.35714% { transform:translate(5px,0) }
  7.14286% { transform:translate(0,0) }
  8.92857% { transform:translate(5px,0) }
  10.71429% { transform:translate(0,0) }
  100% { transform:translate(0,0) }
  }

  .backdrop {
    -moz-box-shadow: 0px 6px 5px #111; 
    -webkit-box-shadow: 0px 6px 5px #111; 
    box-shadow: 0px 2px 10px #111; 
    -moz-border-radius:190px; 
    -webkit-border-radius:190px; 
    border-radius:190px;
  }

  .linktree {
    width: 120px;
    height: 120px;
    background-image: url("https://i.imgur.com/oggcsIH.jpg");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: 50% 50%;
  }