.offerBtn {
    transition: all .3s;
}

.offerBtn:hover {
    opacity: 0.8;
}

.shrink {
    animation: shrink 1s infinite ease-in-out alternate;
}

@keyframes shrink {
    0% {
        scale: 1;
    }

    100% {
        scale: 1.05;
    }
}