.ptoc-container {
    max-width: 400px;
    margin: auto;
    text-align: center;
}

.ptoc-drop-area {
    border: 2px dashed #ccc;
    padding: 20px;
    cursor: pointer;
    margin-bottom: 10px;
}

.ptoc-options label {
    display: block;
    margin: 5px 0;
}

button {
    padding: 10px 20px;
    background: black;
    color: white;
    border: none;
}

#ptoc-progress {
    margin-top: 10px;
}