<script src="https://kit.fontawesome.com/a7e9f794eb.js" crossorigin="anonymous"></script>

<div class="container">
  <div class="btn">
      <div class="btn--content">
        <span>Delete</span>
        <i class="fas fa-times"></i>
      </div>
  </div>
</div>

*,*:after,*:before{
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

.container {
  position: relative;
  min-height: 100vh;
  width: 100%;
  display:flex;
  justify-content: center;
  align-items: center;
  background:#118ab2;
}

.btn{
  width: 250px;
  max-width: 250px;
  height: 60px;
  background: #06d6a0;
  border-radius: 10px;
  box-shadow: rgba(17, 17, 26, 0.1) 0px 4px 16px, rgba(17, 17, 26, 0.1) 0px 8px 24px, rgba(17, 17, 26, 0.1) 0px 16px 56px;
  overflow: hidden;
  position: relative;
}

.btn--content{
  position: absolute;
  width: 100%;
  height: 100%;
  display:flex;
  justify-content: center;
  align-items: center;
  overflow:hidden;
  transition: all 500ms ease; 
  left:0;
}

span{
  color:#ff0054;
  font-weight: 600;
  font-size: 22px;
  text-transform: uppercase;
  letter-spacing: 3px;
  padding: 0 20px;
  text-shadow: 2px 2px 1px #333;
  transition: all 500ms ease; 
}

i{
  color: #ff0054;
  border-left: 2px solid #000;
  padding-left: 20px;
  font-size: 30px;
  font-weight: 600;
  text-shadow: 1px 1px 2px #333;
 }

.btn:hover{
  box-shadow: 0 0 5px 1px rgba(17, 17, 26, 0.1);
}

.btn:hover .btn--content{
  left: -80px
}

.btn:hover i{
  border: none;
  font-size: 45px;
}

.btn:hover span{
  transform: translateX(-250px);
}