.pallet-calculator {
    border: 2px solid #2c2c9d;
    padding: 20px;
    max-width: 500px;
    margin: 0 auto;
    font-family: sans-serif;
}
.pallet-calculator h2 {
    text-align: center;
    color: #2c2c9d;
}
.pallet-calculator label {
    display: block;
    margin: 10px 0;
}
.pallet-calculator input {
    width: 100%;
    padding: 6px;
    margin-top: 4px;
}
.calculate-button {
    width: 100%;
    background: #2c2c9d;
    color: white;
    padding: 10px;
    border: none;
    margin-top: 15px;
    font-weight: bold;
    cursor: pointer;
}
#pallet-visual {
    margin-top: 20px;
}
.pallet .layer {
    margin-bottom: 10px;
}
.pallet .row {
    display: flex;
    justify-content: center;
}
.pallet .box {
    width: 10px;
    height: 10px;
    background: #e94e1b;
    margin: 1px;
}