public/css/select2-overrides.css

/* Customize the Select2 container */
.select2-container {
    color: var(--SmartThemeBodyColor);
}

/* Customize the dropdown */
.select2-dropdown {
    background-color: var(--SmartThemeBlurTintColor);
    border: 1px solid var(--SmartThemeBorderColor) !important;
    border-radius: 10px;
    box-shadow: 0 0 5px black;
    text-shadow: 0px 0px calc(var(--shadowWidth) * 1px) var(--SmartThemeShadowColor);
    backdrop-filter: blur(calc(var(--SmartThemeBlurStrength)*2));
    color: var(--SmartThemeBodyColor);
    z-index: 40000;
    user-select: none;
}

.select2-container .select2-selection .select2-selection__clear {
    color: var(--SmartThemeBodyColor);
    font-size: 20px;
    position: absolute;
    right: 5px;
    margin-top: 0;  /* compensate for the increased font size */
    margin-right: 0;
}

.select2-container .select2-search--inline textarea.select2-search__field {
    opacity: 0.8;
    margin-top: 7px;  /* get placeholder text to the center */
}

.select2-selection--single .select2-selection__placeholder {
    color: var(--SmartThemeEmColor);
}

.select2-container--classic .select2-selection--single .select2-selection__placeholder {
    color: var(--SmartThemeEmColor);
}

.select2-container .select2-selection--single .select2-selection__rendered {
    color: var(--SmartThemeBodyColor);
    line-height: unset;
    padding: 3px 5px;
}

.select2-container .select2-results>.select2-results__options {
    max-height: 300px;
}

.select2-container .select2-selection--multiple .select2-selection__choice__remove {
    padding: revert;
    border-right: 1px solid var(--SmartThemeBorderColor);
    font-size: 1.1em;
    line-height: 1;
}

.select2-container .select2-selection--multiple .select2-selection__choice__display {
    padding-left: 5px;
}

/* Customize the search input */
.select2-search__field {
    background-color: var(--black30a);
    color: var(--SmartThemeBodyColor);
    border: 1px solid var(--SmartThemeBorderColor);
    font-family: var(--mainFontFamily);
    padding: 3px 5px;
    display: unset;  /* override the ST textarea display style */
    border-radius: 0;  /* border radius was interfering with cursor */
}

/* Customize the selected option */
.select2-selection--single {
    border: 1px solid var(--SmartThemeShadowColor);
    border-radius: 4px;
    background-color: var(--SmartThemeBlurTintColor);
}

/* Customize the selected option text */
.select2-selection__rendered {
    color: var(--SmartThemeBodyColor);
}

/* Customize the option list item */
.select2-results__option {
    color: var(--SmartThemeBodyColor);
    background-color: var(--SmartThemeBodyColor);
}

.select2-container .select2-selection--multiple,
.select2-container .select2-selection--single {
    background-color: var(--black30a);
    color: var(--SmartThemeBodyColor);
    border: 1px solid var(--SmartThemeBorderColor);
    border-radius: 7px;
    font-family: var(--mainFontFamily);
}

.select2-container .select2-selection--multiple.select2-selection--clearable {
    padding-right: 20px;
}

.select2-container.select2-container--focus .select2-selection--multiple,
.select2-container.select2-container--focus .select2-selection--single {
    border: 1px solid var(--SmartThemeBorderColor);
}

.select2-container .select2-results .select2-results__option--disabled {
    color: inherit;
    background-color: inherit;
    cursor: not-allowed;
    filter: brightness(0.5);
}

.select2-container .select2-selection--multiple .select2-selection__choice,
.select2-container .select2-selection--single .select2-selection__choice {
    border-radius: 5px;
    border-style: solid;
    border-width: 1px;
    box-sizing: border-box;
    color: var(--SmartThemeBodyColor);
    background-color: var(--black30a);
    border-color: var(--SmartThemeBorderColor);
    font-size: calc(var(--mainFontSize) - 5%);
    text-shadow: none !important;
}

.select2-results .select2-results__option--selectable {
    background-color: unset;
    color: var(--SmartThemeBodyColor);
    opacity: 0.5;
    transition: opacity var(--animation-duration-2x) ease-in-out;
    position: relative;
}

.select2-results .select2-results__option--group {
    color: var(--SmartThemeBodyColor);
    background-color: var(--SmartThemeBlurTintColor);
    position: relative;
}

/* Customize the hovered option list item */
.select2-results .select2-results__option--highlighted.select2-results__option--selectable {
    color: var(--SmartThemeBodyColor);
    background-color: unset;
    opacity: 1;
}

.select2-results__option.select2-results__option--group::before {
    display: none;
}

/* Customize the option list item */
.select2-results__option {
    padding-left: 30px;
    /* Add some padding to make room for the checkbox */
}

.select2-results .select2-results__option--group .select2-results__options--nested .select2-results__option {
    padding-left: 2em;
}

/* Add the custom checkbox */
.select2-results__option::before {
    content: '';
    display: inline-block;
    position: absolute;
    left: 6px;
    top: 50%;
    margin-top: -7px;
    width: 14px;
    height: 14px;
    border: 1px solid var(--SmartThemeBorderColor);
    background-color: var(--SmartThemeBlurTintColor);
    border-radius: 2px;
}

.select2-container .select2-selection--multiple .select2-selection__choice__remove,
.select2-container .select2-selection--single .select2-selection__choice__remove {
    color: var(--SmartThemeBodyColor);
}

/* Add the custom checkbox checkmark */
.select2-results__option--selected.select2-results__option::before {
    content: '\2713';
    font-weight: bold;
    color: var(--SmartThemeBodyColor);
    background-color: var(--SmartThemeBlurTintColor);
    text-align: center;
    line-height: 14px;
}

.select2-results__option.select2-results__message {
    background-color: inherit;
}

.select2-results__option.select2-results__message::before {
    display: none;
}

.select2-selection__choice__display {
    /* Fix weird alignment of the inside block */
    margin-left: 3px;
    margin-right: 1px;
}

/* Styling for choice remove icon */
span.select2.select2-container .select2-selection__choice__remove {
    cursor: pointer;
    transition: background-color var(--animation-duration-2x);
    color: var(--SmartThemeBodyColor);
    background-color: var(--black50a);
}

span.select2.select2-container .select2-selection__choice__remove:hover {
    color: var(--SmartThemeBodyColor);
    background-color: var(--white30a);
}

/* Custom class to support styling to show clickable choice options */
.select2_choice_clickable+span.select2-container .select2-selection__choice__display {
    cursor: pointer;
}

.select2_choice_clickable_buttonstyle+span.select2-container .select2-selection__choice__display {
    cursor: pointer;
    transition: background-color var(--animation-duration-2x);
    color: var(--SmartThemeBodyColor);
    background-color: var(--black50a);
    white-space: break-spaces;
    word-break: break-all;
}

.select2_choice_clickable_buttonstyle+span.select2-container .select2-selection__choice__display:hover {
    background-color: var(--white30a);
}