@charset "utf-8";

body {
    background-color: lightsteelblue;
    text-align: center;
}

.superior {
    box-shadow: 9px 9px 7px;
}

.calculadora {
    background-color: lightsteelblue;
    box-shadow: 9px 9px 7px;
    margin: auto;
    padding: 10px;
    width: 240px;
}

.panta {
    background-color: lightgreen;
    font-size: 1.3em;
    height: 40px;
    text-align: right;
    width: 230px;
}

.operac {
    background-color: lightcoral;
    font-size: 1.3em;
    height: 50px;
    text-align: center;
    width: 50px;
}

.C {
    background-color: yellow;
    font-size: 1.3em;
    height: 50px;
    text-align: center;
    width: 50px;
}

.oper {
    background-color: lightgreen;
    font-size: 1.3em;
    height: 50px;
    text-align: center;
    width: 50px;
}

.boton {
    background-color: cornflowerblue;
    font-size: 1.3em;
    height: 50px;
    text-align: center;
    width: 50px;
}

.botonres {
    background-color: lightgreen;
    font-size: 1.3em;
    height: 50px;
    text-align: center;
    width: 104px;
}

.inferior {
    box-shadow: 9px 9px 7px;
}