.calculator {
    margin-right: auto;
    margin-left: auto;
    margin-top: 5rem;
    background-color: black;
    width: max-content;
    height: auto;
    border-radius: 10%;
    padding: 10px;
}

.display {
    font-size: 2rem;
    color: white;
    text-align: end;
    margin-right: 20px;
    padding-top: 20px;
    height: 80px;
}

.button {
    place-items: center;
    margin: 10px;
}

button:active {
    opacity: 0.5;
}

button {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    margin: 4px;
    font-size: large;
    border: none;
    color: white;
    background-color: rgb(62, 61, 61);
}

#grey {
    background-color: grey;
}

#yellow {
    background-color: orange;
}