#container {
    display: flex;
    justify-content: center;
}

#cal {
    background-color:aliceblue;
    width: 80%;
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    text-align: center;
}

#display {
    height: 15%;
    background-color:antiquewhite;
    font-size: 32px;
    line-height: 70px;
}

#cal-btns {
    display: flex;
    flex-direction:column;
    gap: 16px;
    padding: 16px;
}