.mtn8 {
    margin-top: -8px;
}

.table > tbody > tr > td.participation {
    padding-bottom: 0;
    padding-top: 0;
}

.table.participation {
    margin-bottom: 0;
}

.table.participation tbody tr:nth-of-type(2n+1) {
    background: none;
}

.table.participation > tbody > tr > td {
    height: 40.5px;
    padding: 0;
    vertical-align: middle;
    width: 20px;
}

.table.participation > tbody > tr > td.participation-header {
    height: 65px;
    padding-top: 0;
    vertical-align: middle;
    width: 20px;
}

.table.participation > tbody > tr > td.participation-header > b {
    writing-mode: vertical-lr;
}

.table.participation > tbody > tr > td.will-participate {

}

/* https://stackoverflow.com/a/55001516/4362848 */
/*Select2 ReadOnly Start*/

select[readonly].select2-hidden-accessible + .select2-container {
    pointer-events: none;
    touch-action: none;
}

select[readonly].select2-hidden-accessible + .select2-container .select2-selection {
    background: #eee;
    box-shadow: none;
}

select[readonly].select2-hidden-accessible + .select2-container .select2-selection__arrow, select[readonly].select2-hidden-accessible + .select2-container .select2-selection__clear {
    display: none;
}

/*Select2 ReadOnly End*/

.ibox-tools .dropdown-toggle::after {
    display: inline-block;
}

.list-view > .empty {
    padding: 24px 0 24px 0;
    font-style: italic;
}

/* Tree Views - https://iamkate.com/code/tree-views/ */
.tree {
    --spacing: 1.5rem;
    --radius: 10px;
    padding-left: 0;
}

.tree li {
    display: block;
    position: relative;
    padding-left: calc(2 * var(--spacing) - var(--radius) - 2px);
    margin-bottom: 8px;
}

.tree ul {
    margin-left: calc(var(--radius) - var(--spacing));
    padding-left: 0;
    margin-bottom: 4px;
    margin-top: 4px;
}

.tree ul li {
    border-left: 2px solid #ddd;
}

.tree ul li:last-child {
    border-color: transparent;
}

.tree ul li::before {
    content: '';
    display: block;
    position: absolute;
    top: calc(var(--spacing) / -2);
    left: -2px;
    width: calc(var(--spacing) + 2px);
    height: calc(var(--spacing) + 1px);
    border: solid #ddd;
    border-width: 0 0 2px 2px;
}

.tree summary {
    display: block;
    cursor: pointer;
}

.tree summary::marker,
.tree summary::-webkit-details-marker {
    display: none;
}

.tree summary:focus {
    outline: none;
}

.tree summary:focus-visible {
    outline: 1px dotted #000;
}

.tree li::after,
.tree summary::before {
    content: '';
    display: block;
    position: absolute;
    top: calc(var(--spacing) / 2 - var(--radius));
    left: calc(var(--spacing) - var(--radius) - 1px);
    width: calc(2 * var(--radius));
    height: calc(2 * var(--radius));
    border-radius: 50%;
    background: #ddd;
}

.tree li.selected-program::after {
    background: #4f62c5 url('../img/circle.svg') 0 0;
}

.tree summary::before {
    z-index: 1;
    background: #4f62c5 url('../img/expand-collapse.svg') 0 0;
}

.tree details[open] > summary::before {
    background-position: calc(-2 * var(--radius)) 0;
}

.tree-container {
    border: 1px solid #D3D8F0;
    border-radius: 8px;
    overflow-x: auto;
    padding: 16px 0;
    width: 100%;
}
.tree li,
.tree summary {
    white-space: nowrap;
}