.infobox {
    text-align: center;
    padding:100px 0;
}

.infobox > span {
    color: #7e7e7e;
    border: 1px solid #efefef;
    border-radius: 10px;
    padding:40px;
}

.infobox-table-cell {
    text-align: center;
    border-bottom: none;
    padding: 20px 0 !important;
    color: #7e7e7e;
}

.intro-box {
    position: relative;
    overflow: auto;
}

.intro-box img {
    width: 100%;
}

.intro-box::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50px;
    pointer-events: none;
    background: linear-gradient(to bottom, white, rgba(255, 255, 255, 0));
}

.next-section-box {
    text-align: center;
    padding: 50px 0;
}

.next-section-box a {
    color: #7e7e7e;
}

.table-responsive-wrapper {
    position: relative;
}

.table-responsive-wrapper::before,
.table-responsive-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    height: 100%;
    pointer-events: none;
    transition: opacity 0.3s;
    z-index: 2;
}

.table-responsive-wrapper::before {
    width: 30px;
    left: 0;
    background: linear-gradient(to right, rgba(255, 255, 255, 1), rgba(255, 255, 255, 0));
    opacity: 0;
}

.table-responsive-wrapper::after {
    width: 50px;
    right: 0;
    background: linear-gradient(to left, rgba(255, 255, 255, 1), rgba(255, 255, 255, 0));
    opacity: 0;
}

.table-responsive-wrapper.show-left::before {
    opacity: 1;
}

.table-responsive-wrapper.show-right::after {
    opacity: 1;
}

.bg-blurred {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);                /* сам blur эффект */
    -webkit-backdrop-filter: blur(10px);        /* для Safari */
    border-bottom: 1px solid rgba(160, 160, 160, 0.3); /* лёгкая линия */
}

.bg-blurred .navbar-brand, .bg-blurred .nav-link {
    color: #272727;
}

#w0 .nav-link.active {
    font-weight: bold;
}

#sub-navbar-pills .nav-item {
    flex-grow: inherit;
}

.section {
    padding-top: 100px;
}

.container {
    padding-top: 0 !important;
}

#sub-navbar .nav-link {
    border-radius: 20px;
    line-height: 10px;
    margin-top: 6px;
    margin-bottom: 6px;
}

#sub-navbar .nav-link.active {
    background: #272727;
}

.section-monospace {
    font-family: "PT Mono", monospace;
    font-size: .9em;
}

.section-sub-navbar .section {
    min-height: 100vh;
}

.section-fullscreen {
    min-height: calc(100vh - 20px - 90px - 40px);
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.description-box, .scroll-hint-box {
    font-size: 14px;
    color: #7e7e7e;
}

.scroll-hint-box {
    padding-left: 8px;
    padding-top:10px;
}

.nowrap {
    white-space: nowrap;
}

main > .container {
    padding: 70px 15px 20px;
}

.footer {
    background-color: #f5f5f5;
    font-size: .9em;
    height: 60px;
}

.footer > .container {
    padding-right: 15px;
    padding-left: 15px;
}

.not-set {
    color: #c55;
    font-style: italic;
}

/* add sorting icons to gridview sort links */
a.asc:after, a.desc:after {
    content: '';
    left: 3px;
    display: inline-block;
    width: 0;
    height: 0;
    border: solid 5px transparent;
    margin: 4px 4px 2px 4px;
    background: transparent;
}

a.asc:after {
    border-bottom: solid 7px #212529;
    border-top-width: 0;
}

a.desc:after {
    border-top: solid 7px #212529;
    border-bottom-width: 0;
}

.grid-view th {
    white-space: nowrap;
}

.hint-block {
    display: block;
    margin-top: 5px;
    color: #999;
}

.error-summary {
    color: #a94442;
    background: #fdf7f7;
    border-left: 3px solid #eed3d7;
    padding: 10px 20px;
    margin: 0 0 15px 0;
}

/* align the logout "link" (button in form) of the navbar */
.nav li > form > button.logout {
    padding-top: 7px;
    color: rgba(255, 255, 255, 0.5);
}

@media(max-width:767px) {
    .nav li > form > button.logout {
        display:block;
        text-align: left;
        width: 100%;
        padding: 10px 0;
    }
}

.nav > li > form > button.logout:focus,
.nav > li > form > button.logout:hover {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.75);
}

.nav > li > form > button.logout:focus {
    outline: none;
}

.form-group {
    margin-bottom: 1rem;
}