/* Выпадающий список с поиском (город, тип мероприятия) */
.filterable-combo { position: relative; }
.combo-dropdown,
.city-dropdown-list {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    margin-top: 2px;
    max-height: 280px;
    overflow-y: auto;
    background: #fff;
    border: 1px solid #ced4da;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 1050;
    list-style: none;
    padding: 4px 0;
    margin-bottom: 0;
}
.combo-dropdown .combo-option,
.combo-dropdown .city-option,
.city-dropdown-list .city-option,
.city-dropdown-list .combo-option {
    padding: 8px 12px;
    cursor: pointer;
    margin: 0;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font-size: 1rem;
}
.combo-dropdown .combo-option:hover,
.combo-dropdown .combo-option:focus,
.combo-dropdown .city-option:hover,
.city-dropdown-list .city-option:hover,
.city-dropdown-list .combo-option:hover {
    background-color: #e9ecef;
    outline: none;
}
.combo-dropdown mark,
.city-dropdown-list mark {
    background: #fff3cd;
    padding: 0 1px;
}