body{
    align-items: center;
    background-color: lightyellow;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}

.calculator{
    background-color: lightblue;
    width: 45%;
    padding: 30px;
    border-radius: 30px;
    
}

img{
    width: 30%;
    
}