@keyframes dropdown {
    0% {
        display: block;
        opacity: 1;
        top: 90%;
        visibility: visible;
    }

    100% {
        display: none;
        opacity: 0;
        visibility: hidden;
        top: 110%;
    }
}

@keyframes dropdown_hover {
    0% {
        display: none;
        opacity: 0;
        visibility: hidden;
        top: 110%;
    }

    100% {
        display: block;
        opacity: 1;
        top: 90%;
        visibility: visible;
    }
}

@keyframes cir36 {
    100% {
        transform: rotate(360deg);
    }
}