.navbar-header.expanded {
    background-color: #0067bc  !important;
}
.navbar-header {
    background-color: #0067bc !important;
}
#preview {
    display: flex;
    flex-wrap: wrap;
}

.file-preview {
    margin: 5px;
}

.img-thumbnail {
    border: 1px solid #ddd;
    padding: 5px;
    border-radius: 5px;
}
.preview-thumbnail {
    max-width: 50px;  /* Set the width of the thumbnail */
    max-height: 50px; /* Set the height of the thumbnail */
    object-fit: cover; /* Ensures the image fits within the thumbnail without distortion */
    margin: 5px; /* Adds some spacing between thumbnails */
}