style.css

.spinner {
    position: relative;
    display: none;
    transform: translate(-50%, -50%);
    height: 30px;
    width: 30px;
    border-radius: 50%;
    border: 10px solid #ccc;
    border-top-color: #007bff;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}


.custom-select-local {
    min-width: 150px;
    position: relative;
}

.custom-select-local select {
    appearance: none;
    -webkit-appearance: none;
    width: 100%;
    padding: 5px;
    background-color: #fff;
    border: 1px solid #caced1;
    border-radius: 0.25rem;
    color: #000;
    cursor: pointer;
    font-family: "Open Sans", sans-serif;
}

.custom-select-local::before,
.custom-select-local::after {
    --size: 0.3rem;
    content: "";
    position: absolute;
    right: 1rem;
    pointer-events: none;
}

.custom-select-local::before {
    border-left: var(--size) solid transparent;
    border-right: var(--size) solid transparent;
    border-bottom: var(--size) solid black;
    top: 40%;
}

.custom-select-local::after {
    border-left: var(--size) solid transparent;
    border-right: var(--size) solid transparent;
    border-top: var(--size) solid black;
    top: 55%;
}


/* custom button okay */
.btn-ok-forummoderation {
    margin: auto;
    background-color: #524eba;
    border: 2px solid #524eba;
    color: white;
    text-align: center;
    display: flex;
    padding: 10px 30px;
    border-radius: 5px;
    justify-items: center;
}

.btn-ok-forummoderation:hover {
    color: #CCCCCC;
    background-color: #524ebc;
}