<div class="box">
<span class="item">☺</span>
<span class="item">☻</span>
</div>
.box{
width: 100px;
height: 100px;
background-color: rgba(139, 138, 138, 0.548);
border-radius: 10px;
margin: 50px auto;
padding: 10px;
display: flex;
justify-content: center;
align-items:flex-end ;
}
span{
font-size: 20px;
}