<div class="original">
<div class="spin">
<div class="box">Texto</div>
</div>

body {
color: #fff;
margin: 30px;
}

.original {
background: #d2d2d2;
margin: 10px 15px;
width: 95px;
}

.box {
background: red;
height: 95px;
width: 95px;
line-height: 95px;
text-align: center;
transform: rotate(-55deg);

  }
 .spin {
  cursor: pointer;
  }
 .spin:hover {
   animation: spin 3s linear infinite;
 }

  @keyframes spin {
  0% {
  transform: rotateY(0deg);
    }
   100% {
  transform: rotateY(360deg);
   }
   }