.ibad {
    width: 100px;
    animation: bounce 5s infinite;
position: absolute;
     bottom: 0;
     right: 0;
     margin: 20px;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(50px);
    }
}