.container{
    margin: 200px auto;
    max-width: 380px;
    background-color: black;
    color: white;
    border-radius: 16px;
    padding: 24px;
    font-size: larger;
    font-weight: bolder;
}

.display {
    width: 330px;
    margin: 16px 0;
    padding: 8px;
    background-color: black;
    text-align: end;
    font-size: xx-large;
    border: 0;
}

.buttons{
    display: flex;
    flex-direction: column;
    gap: 16px;
    justify-content: space-evenly;
    margin: 0;
    padding: 0;
    color: black;
}

.row {
    display: flex;
    justify-content: space-evenly;
    padding: 0;
    margin: 0;
    gap: 16px;
}

button {
    width: 64px;
    height: 64px;
    background-color: darkgray;
    border-radius: 100%;
    font-size: 32px;
    padding: 8px;
}

.operator {
    background-color: #FF9900;
    color: whitesmoke;
}

.number {
    background-color: #303030;
    color: white;
}