.invisible {
    visibility: hidden;
}
.disableElement {
    background-color: #e0e0e0;
    opacity: 0.7;
    pointer-events: none;
}
.buttonSpinner {
    position: relative;
    pointer-events: none;
    color: transparent;
}
.buttonSpinner::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    border-radius: inherit;
}
.buttonSpinner::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 24px;
    border: 3px solid white;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    transform: translate(-50%, -50%);
}
@keyframes spin {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}
.spinner{
    pointer-events: none;
}
.spinner::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 24px;
    border: 3px solid white;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    transform: translate(-50%, -50%);
}

@keyframes bounce-up {
    0%, 100% {
        transform: translateY(6px);
    }
    50% {
        transform: translateY(-6px);
    }
}
@keyframes bounce-down {
    0%, 100% {
        transform: translateY(-6px);
    }
    50% {
        transform: translateY(6px);
    }
}
.bounce-up {
    animation: bounce-up 1.5s ease-in-out infinite;
}
.bounce-down {
    animation: bounce-down 1.5s ease-in-out infinite;
}