.offerBtn {
    transition: all .3s;
}

.offerBtn:hover {
    opacity: 0.8;
}

.offer01{
    width: 74.6%;
    left: 13%;
    bottom: 5.5%;
}
.offer02{
    width: 74.6%;
    left: 13%;
    bottom: 5.5%;
}
.offer03{
    width: 74.6%;
    left: 12.5%;
    bottom: 8%;
}