.vne-loading {
    display: none;
    width: 100%;
    height: 100%;
    position: fixed;
    background: #fff;
    overflow-x: hidden;
    overflow-y: hidden;
    z-index: 1060;
    opacity: 0.9;
    top: 0;
}

.vne-loading.open {
    display: block;
}

.loading-open {
    overflow: hidden;
}


.lds-dual-ring {
    position: fixed;
    display: inline-block;
    width: 80px;
    height: 80px;
    z-index: 1080;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.lds-dual-ring:after {
    content: " ";
    display: block;
    width: 64px;
    height: 64px;
    margin: 8px;
    border-radius: 50%;
    border: 6px solid #fff;
    border-color: #0084ff transparent #0084ff transparent;
    animation: lds-dual-ring 1.2s linear infinite;
}

@keyframes lds-dual-ring {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Thay đổi kiểu nút chọn tệp */
input[type="file"]::file-selector-button {
    font-size: 0 !important;
    padding: 0px;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

input[type="file"] {
    color: transparent !important;
}

.input-group-text {
    font-size: 0.75rem;
}

.file-upload-name {
    position: absolute;
    left: 105px;
    display: inline-block;
    padding-top: 10px;
    font-size: 0.75rem;
}

/*======================
    404 page
=======================*/
.page_404 {
    padding: 40px 0;
    background: #fff;
    font-family: 'Arvo', serif;
}

.page_404 img {
    width: 100%;
}

.four_zero_four_bg {
    background-image: url('../images/icon-error-page-03.png');
    height: 400px;
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
}


.four_zero_four_bg h1 {
    font-size: 80px;
}

.four_zero_four_bg h3 {
    font-size: 80px;
}

.link_404 {
    color: #fff !important;
    padding: 10px 20px;
    background: #39ac31;
    margin: 20px 0;
    display: inline-block;
}

.dropdown-toggle::after {
    display: none !important;
}

.bsb-timeline-1 .timeline:after {
    bottom: 0;
    content: "";
    left: 0;
    margin-left: -1px;
    position: absolute;
    top: 0;
    width: 2px;
    background: #ececec;
}

.timeline-content {
    padding-left: 20px;
    padding-bottom: 40px;
}

.bsb-timeline-1 {
    --bsb-tl-circle-size: 12px;
    --bsb-tl-circle-offset: 6px;
}

.hashtag-input {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    border: 1px solid #ccc;
    padding: 5px;
}

#hashtag-list {
    display: flex;
    flex-wrap: wrap;
    padding: 0;
    margin: 0;
    list-style: none;
}

#hashtag-list li {
    background: #e0e0e0;
    padding: 5px;
    margin: 2px;
    border-radius: 3px;
}

#hashtag-list li .remove {
    cursor: pointer;
    margin-left: 5px;
    color: red;
}