ul.dropdown-menu>li>a.dropdown-item:has(input.form-check-input:disabled) {
    background-color: lightgray;
}

.invalid-element {
    --bs-form-select-bg-icon: url(data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc3545' stroke='none'/%3e%3c/svg%3e);
    padding-right: 4.125rem;
    background-position: right 0.75rem center, center right 2.25rem;
    background-size: 16px 12px, calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
    border-color: red;
}

.alertPopup {
    height: 7%;
    margin: 5%;
    width: 90%;
}

.alertPopup:not(.d-flex) {
    display: none;
}

.tileS0 {
    height: 52%;
    opacity: 0.5;
    background-color: rgba(220, 53, 69, 0.9);
    cursor: pointer;
    text-align: center;
    font-size: 40px;
    font-weight: bolder;
}

.tileS2 {
    height: 57%;
    opacity: 0.5;
    background-color: rgba(53, 84, 220, 0.9);
    cursor: pointer;
    text-align: center;
    font-size: 40px;
    font-weight: bolder;
}

.tileS0-2 {
    width: 16%;
    height: 14%;
    box-shadow: inset 0 0 25px rgb(0 0 0 / 30%);
}

.titles01 {
    width: 5%;
    height: 5%;
    box-shadow: inset 0 0 25px rgb(0 0 0 / 30%);
}

.titles01:nth-child(1) {
    height: 60% !important;
}

.titles01:nth-child(2) {
    height: 40% !important;
}

#salva_scheda:not(.shown),
#chiudi_scheda:not(.shown) {
    display: none;
}

.btn-sameCer {
    background-color: #89adf0 !important;
}

.btn-occupied {
    background-color: #eb5834 !important;
}

.btn-alreadyTaken {
    background-color: #20c997 !important;
}