.buttonStyle{
            width: 50px;
            height: 50px;
            font-weight: bold;
            font-size: 1em;
            margin-bottom:  0.4em;
            margin-right:  0.2em;
            }

    #calculatorOutput{
        border:  1px solid #000000;
        text-align:  right;
        padding:  0.3em;
    }

    .calcDiv{
        display:  inline-block;
        border:  1px solid #000000;
        padding:  1em;
        width:  auto;
        height:  auto;
        margin-left:  4em;
        margin-top:  1em;
        background-color:  #ffffff;   
    }