/* Rotation Animation of Reactor */
@keyframes rotateAnimate { 
    0% {
        transform: rotate(0deg);
    }

    50% {
        transform: rotate(180deg);

    }

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

/* Drop Down Box */

#i2, #i3, hr{
    display: none;
}

.drop-down:hover{
    height: 80px;
}
.drop-down:hover #i2{
    display: block;
}
.drop-down:hover #i3{
    display: block;
}
.drop-down:hover hr{
    display: block;
}