body, html {
    height: 100%;
    margin: 0;
    font-family: Arial, sans-serif;
}
.centered-box {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%; /* Responsive width */
    max-width: 400px; /* Maximum width */
}
.barcode-input {
    width: 100%;
    padding: 10px;
    font-size: 16px;
    box-sizing: border-box; /* Includes padding in the width */
}
#controlsBanner {
    display: flex;
    justify-content: space-between;
}
#output {
    margin-top: 20px;
    color: #666;
    font-size: 14px;
    text-align: left;
    width: 100%;
}

#log {
    height: 150px;
    overflow-y: scroll; /* Enables vertical scrolling */
    background-color: #f4f4f4;
    border: 1px solid #ddd;
    font-size: 14px;
    padding: 5px;
}
.log-entry {
    padding: 5px;
    border-bottom: 1px solid #ccc;
}

.hidden {
    visibility: hidden;
}