.drop-zone {
    width: 90%;
    height: 80px;
    border: 2px dashed #cccccc;
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    background-color: #ffffff;
    cursor: pointer;
    margin-bottom: 20px;
}

.drop-zone p {
    margin: 0;
    font-size: 16px;
    color: #888888;
}

#upload-status {
    width: 100%;
    max-width: 600px;
    margin-bottom: 20px;
}

.uploading {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #ffffff;
    border: 1px solid #dddddd;
    border-radius: 5px;
    margin: 5px 0;
    padding: 10px;
    width: 100%;
}

.progress-bar {
    width: 70%;
    height: 10px;
    background-color: #eeeeee;
    border-radius: 5px;
    overflow: hidden;
    margin-right: 10px;
}

.progress-bar-fill {
    height: 100%;
    width: 0;
    background-color: #4caf50;
    transition: width 0.25s;
}

#file-list {
    list-style: none;
    padding: 0;
    width: 100%;
    max-width: 600px;
}

#file-list li {
    background: #ffffff;
    margin: 5px 0;
    padding: 10px;
    border: 1px solid #dddddd;
    border-radius: 5px;
}