*{
    margin: 0;
    padding: 0;
    font-family: Calibri, serif;
}

.container{
    width: 100%;
    height: 100%;
    background: lightblue;
    display: flex;
    align-items: center;
    justify-content: center;
}

.calculator{
    padding: 2%;
    background: #3a4452;
    border-radius: 5%;
}

.calculator form input{
    margin: 2%;
    width: 20%;
    height: 8%;
    background: transparent;
    box-shadow: -2px -2px 5px lightblue ,
    2px 2px 5px lightblue ;
    font-size: 25px;
    color: lightblue;
    cursor:pointer;
    border-radius: 20%;
}

form .display {
    display: flex;                /* Use Flexbox to lay out child elements (like the input) */
    justify-content: flex-end;   /* Align child elements (input field) to the right side */
}

form .display input{
    text-align: right;
    flex: 1;/* allows input to grow and fill space */
    font-size: 30px;
    box-shadow: none;
    border: 2px solid lightblue;
    border-radius: 8px;
    padding: 10px;
    outline: none;/* removes the default blue glow in some browsers */
}

form input.equal{
    width: 45%;
}