una/studio/template/css/general.css

html,
body {
    min-height: 100%;
    min-height: 100vh;
}
iframe.bx-std-hidden {
    display: none;
}
div.bx-std-cb {
    clear: both;
    font-size: 1px;
}

/**
 * Page Content
 */
div.bx-std-page-bg {
    position:fixed; 
    width:100%; 
    height:100%; 

    background:url(../images/bx-std-spacer.gif) center center no-repeat;
    /* background:url(../images/bx-std-bg-main-image.jpg) center center no-repeat; */
}
div.bx-std-page {
    position: relative;
    position: relative;
    display: -webkit-flex;
    display: flex;
    -webkit-flex-direction: column;
    flex-direction: column;
    width: 100%;
    min-height: 100vh;
}
div.bx-std-menu-top-wrp {
    -webkit-flex-grow: 0;
    flex-grow: 0;
    -webkit-flex-shrink: 0;
    flex-shrink: 0;
}
div.bx-std-content {
    position: relative;
    -webkit-flex-grow: 2;
    flex-grow: 2;

    width: 100%;
}
div.bx-std-content-wrp {
    position: relative;
    width: 100%;
    height: 100vh;
}
div.bx-std-content-wrp.bx-std-one-col {
    padding-top: 4.75rem; /* the fixed header's bottom edge: 12px margin plus the 64px bar */

    overflow-y: auto;
}
div.bx-std-page-columns,
div.bx-std-page-columns-cnt {
    position: relative;
    width: 100%;
    height: 100%;
}

/**
 * Dual Column page
 */
div.bx-std-page-caption {
    position: relative;
    height: 70px;

    background-color: #334455;
}
div.bx-std-pcap-icon {}
div.bx-std-pcap-text {
	position: relative;
	line-height: 70px;
	text-align: center;
	font-size: 2rem;
}
div.bx-std-pcap-menu-popup {
	position: absolute;
	z-index: 1;
}
div.bx-std-pcap-mp-right {
	right: 10px;
}

div.bx-std-pcap-help .sys-rss-feed-wrapper {
	padding-top: 0px;
}
div.bx-std-pcap-help .bx-loading-ajax {
	margin-top: 0px;
	margin-bottom: 0px;
}

div.bx-std-pcap-action {
	position: relative;
	float: left;
	width: 36px;
	height: 36px;
}
div.bx-std-pcap-action:first-child {
	margin-left: 0px;
}
div#bx-std-pca-activate {
	width: 82px;
}
div.bx-std-pcap-mp-right div.bx-std-pcap-action {
    float: right;
}

/**
 * Page Menu (Left Side)
 */
div.bx-std-pmen-item {
    position: relative;
    height: 3rem; /* 32px icon + 8px above and below (the icon's 1px white gap on hover and the item background make up the header icons' halo) */
    margin-top: 0.125rem;

    border-radius: 1rem; /* icon radius (8px) + 8px padding */

    font-size: 1.0rem;
    font-weight: 500;
}
div.bx-std-pmen-item:first-child {
    margin-top: 0;
}

div.bx-std-pmen-item-cnt {
    display: -webkit-flex;
    display: flex;
    -webkit-align-items: center;
    align-items: center;
    -webkit-flex-wrap: nowrap;
    flex-wrap: nowrap;

    padding: 0.5rem; /* with the column's 8px inset the icon sits 16px from the column's edge, like the launcher icon in the header bar */
}

span.bx-std-pmen-item-counter {}
span.bx-std-pmen-ic-num {}

div.bx-std-pmen-item .bx-std-pmen-ic-icon {
    display: none;
    flex: 0 0 auto;

    width: 2rem;
    height: 2rem;
    box-sizing: border-box;

    margin-right: 0.75rem;
    
    border-radius: 0.5rem;
    background-repeat: no-repeat;
    background-position: center center;

    text-align: center;
}
.bx-dir-rtl div.bx-std-pmen-item .bx-std-pmen-ic-icon {
    margin-left: 0.75rem;
    margin-right: 0;
}

div.bx-std-pmen-item .bx-std-pmen-ic-icon.block {
    display: block;
}
/* The label: one line, cut with an ellipsis, beside the tile; the tablet strip below lets it wrap to two lines instead. */
div.bx-std-pmen-item .bx-std-pmen-ic-title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

div.bx-std-pmen-item img,
div.bx-std-pmen-item svg,
div.bx-std-pmen-item .sys-icon {
    width: 100%;
    height: 100%;

    border-radius: 0.5rem;
}
/* Glyphs inside the gray tile buttons are line art, only full-bleed artwork needs the rounding. */
div.bx-std-pmen-item .bx-std-tile-btn svg,
div.bx-std-pmen-item .bx-std-tile-btn .sys-icon {
    border-radius: 0;
}

div.bx-std-pmen-item a, 
div.bx-std-pmen-item .sys-icon {
    color: #595959;
}
div.bx-std-pmen-item a {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;

    text-decoration: none;
    color: rgba(55, 65, 81, 1);
}
div.bx-std-pmen-item .sys-icon {
    font-size: 1.0rem;
    color: #ffffff;
}

/*--- Icons ---*/
img.bx-item-icon,
svg.bx-item-icon{
    width: 32px;
    height: 32px;
}
div.bx-item-icon-preview {}
div.bx-item-icon-preview img,
div.bx-item-icon-preview svg{
	max-width:128px; 
    max-height:128px;
}
div.adm-item-icon-preview-empty {}

/**
 * Footer
 */
div.bx-std-bx-footer {
	margin-top: 60px;
	border: 0px;
	background-color: transparent;
    -moz-shadow: none;
    -webkit-shadow: none;
	box-shadow: none;
}


/**
 * API
 */
img.bx-std-api {
    display: inline-block;
    width: 1rem;
    height: 1rem;
}

/*
 * Page menu on narrow screens (the columns themselves are in page_columns.css).
 * Tablet: a vertical strip of square tiles (as wide as the strip's items, 88px), the 32px icon and a small label centred in each.
 * Phone: a horizontal, scrollable row of 48px tabs, each its 32px tile alone (the link's aria-label names it); the active tab shows its
 * label beside the tile, so the row stays one even line whatever the labels' length.
 */
@media (max-width: 1023px) {
    div.bx-std-pmen-item {
        height: 5.5rem; /* square: the item is 88px wide (page_columns.css) */
    }
    div.bx-std-pmen-item > a {
        display: block;
        height: 100%;
    }
    div.bx-std-pmen-item-cnt {
        -webkit-flex-direction: column;
        flex-direction: column;
        -webkit-justify-content: center;
        justify-content: center;

        height: 100%;
        padding: 0.5rem; /* the 8px inset all round, as beside the tile on wide screens; the label wraps to two lines under the tile */
    }
    div.bx-std-pmen-item .bx-std-pmen-ic-icon,
    .bx-dir-rtl div.bx-std-pmen-item .bx-std-pmen-ic-icon {
        margin: 0;
    }
    div.bx-std-pmen-item .bx-std-pmen-ic-title {
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2; /* wraps to two lines, then cuts with an ellipsis */
        max-width: 100%;
        margin-top: 0.25rem;

        font-size: 0.75rem;
        line-height: 1rem;
        text-align: center;
        white-space: normal;
        overflow-wrap: anywhere;
    }
}
@media (max-width: 767px) {
    div.bx-std-pcm-menu {
        display: -webkit-flex;
        display: flex;
        -webkit-flex-wrap: nowrap;
        flex-wrap: nowrap;
        gap: 0.125rem;
    }
    div.bx-std-pcm-menu > .bx-clear {
        display: none;
    }
    div.bx-std-pcm-menu::after {
        content: '';
        -webkit-flex: 0 0 0.375rem;
        flex: 0 0 0.375rem; /* with the 2px gap, 8px after the last tab: the column's inset is not part of the row's scroll range */
    }
    div.bx-std-pmen-item {
        -webkit-flex: 0 0 auto;
        flex: 0 0 auto;

        height: 3rem; /* the 32px tile with 8px around it, like the wide-screen list */
        margin-top: 0;
    }
    div.bx-std-pmen-item-cnt {
        -webkit-flex-direction: row;
        flex-direction: row;
        -webkit-justify-content: flex-start;
        justify-content: flex-start;
    }
    div.bx-std-pmen-item .bx-std-pmen-ic-title {
        display: none; /* icon only */
    }
    div.bx-std-pmen-item.bx-menu-tab-active .bx-std-pmen-ic-title {
        display: block;
        -webkit-line-clamp: unset;
        max-width: none;
        margin: 0 0.25rem 0 0.75rem; /* beside the tile, like the wide-screen list, with 4px of air before the tab's end */

        font-size: 1rem;
        line-height: 1.5rem;
        text-align: start;
        white-space: nowrap;
    }
    .bx-dir-rtl div.bx-std-pmen-item.bx-menu-tab-active .bx-std-pmen-ic-title {
        margin: 0 0.75rem 0 0.25rem;
    }
}

/*
 * The column's own title (shown when the header breadcrumb is off): small and centred in the strip,
 * with its actions button under it; a plain row again above the phone tabs.
 */
@media (max-width: 1023px) {
    div.bx-std-pcm-title {
        font-size: 0.875rem;
        line-height: 1.25rem;
    }
    div.bx-std-pcm-title .bx-std-pcm-title-cnt {
        -webkit-flex-direction: column;
        flex-direction: column;
        -webkit-align-items: center;
        align-items: center;
        gap: 0.5rem;

        padding: 0 0.25rem;

        text-align: center;
        overflow-wrap: anywhere;
    }
}
@media (max-width: 767px) {
    div.bx-std-pcm-title .bx-std-pcm-title-cnt {
        -webkit-flex-direction: row;
        flex-direction: row;

        padding: 0 0.5rem;

        text-align: start;
    }
}