/* styles.css */
body {
    background-color: #f0f0f0;
    font-family: Arial, sans-serif;
}

.calculator {
    width: 360px;
    padding: 20px;
    background-color: #333;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}
.raw{
    background-color: #111;
}
.display {
    background-color: #111;
    color: #fff;
    text-align: right;
    padding: 20px;
    font-size: 2em;
    border-radius: 5px;
    margin-bottom: 20px;
}

.buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.btn {
    width: 70px;
    /* Set a fixed width for circular shape */
    height: 70px;
    /* Set the height equal to the width */
    font-size: 1.5em;
    border-radius: 50%;
    /* Makes the button circular */
    border: none;
    display: flex;
    justify-content: center;
    align-items: center;
}

.btn-light {
    background-color: #e0e0e0;
}

.btn-warning {
    background-color: #ff9500;
    color: #fff;
}

.zero-btn {
    grid-column: span 2;
    width: 100%;
    /* Span two columns */
    height: 70px;
    /* Keep the height the same for consistency */
    border-radius: 35px;
    /* Keep the radius half of the height */
}