.wcpu-upload-wrap {
    margin: 16px 0 20px;
    padding: 14px 16px;
    background: #f9f9f9;
    border: 1px dashed #ccc;
    border-radius: 5px;
}
.wcpu-upload-wrap label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 14px;
}
.wcpu-upload-wrap label .required { color: #e2401c; margin-left: 2px; }
.wcpu-file-input {
    display: block;
    width: 100%;
    padding: 7px;
    border: 1px solid #ccc;
    border-radius: 4px;
    background: #fff;
    font-size: 13px;
}
.wcpu-hint { margin: 7px 0 0; font-size: 12px; color: #888; }