.offerBtn {
    transition: all .3s;
}

.offerBtn:hover {
    transform: translateY(5%);
}
.offer01-1 {
    top: 14%;
    left: 72%;
    width: 21.2%;
    -webkit-mask: url("../images/item18.png") no-repeat center center;
    mask: url("../images/item18.png") no-repeat center center;
    mask: url("../images/item18.webp") no-repeat center center;
    -webkit-mask-size: contain;
    mask-size: contain;
}
.offer01-2 {
    top: 79%;
    left: 14.05%;
    width: 71.9%;
}
.offer02-1,
.offer03-1 {
    top: 78%;
    left: 14.05%;
    width: 71.9%;
}
.offer03-1,
.offer04-1 {
    -webkit-mask: url("../images/btn2.png") no-repeat center center;
    mask: url("../images/btn2.png") no-repeat center center;
    mask: url("../images/btn2.webp") no-repeat center center;
    -webkit-mask-size: contain;
    mask-size: contain;
}
.offer04-1 {
    top: 68%;
    left: 14.05%;
    width: 71.9%;
}