skew.css

.element {
    display: inline-block;
    background: linear-gradient(180deg,#ff8a00,#e52e71);
    height: 100px;
    width: 100px;
    font-size: 1px;
    padding: 1px;
    color: white;
    margin-right: 5px;
    margin-left: 5px;
    animation: skew 3s infinite;
    transform: skew(20deg);
    animation-direction: alternate;
    opacity: .7;
  }
  
  @keyframes skew {
    0% {
      transform: skew(20deg, 20deg);
    }
    100% {
      transform: skew(-20deg, -20deg);
    }
  }
  
  
  body, html {
    height: 100%;
  }
  
  
  body {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .btn {
    position: absolute;
    bottom: 30%;
    border: none;
    background-color: linear-gradient(180deg,#ff8a00,#e52e71);
    width: 90px;
    padding: .5rem;
    border-radius: 30px;
}

a {
    text-decoration: none;
    color: black;
    font-size: 20px;
}

.btn:hover {
    transform: scale(2, 1.5)
  }