.container {
    max-width: 1000px;
    margin: 0 auto;

}

.thing24-0 {
    position: relative;
    width: 100%;
    left: 0%;
    top: 0%;
    z-index: 1;
}

.thing24-1 {
    width: 41%;
    left: -2.5%;
    top: 17.8%;
}

/* 按鈕閃光 S */
.light {
    width: 100%;
    text-align: center;
    font-size: 2rem;
    overflow: hidden;
    display: block;
    position: relative;
}

.light:after {
    content: "";
    display: block;
    position: absolute;
    left: -150%;
    top: 0;
    width: 50%;
    height: 100%;
    background: -webkit-linear-gradient(left, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.7) 100%);
    background: linear-gradient(to right, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.7) 100%);
    -webkit-transform: skewX(-25deg);
    transform: skewX(-25deg);
    animation: light 3s infinite ease-in-out;
}

@keyframes light {
    0% {
        left: -150%;
    }

    70% {
        left: 150%;
    }

    100% {
        left: 150%;
    }
}

/* 按鈕閃光 S */
.mail_01 {
    width: 100%;
    height: 9%;
    left: 0%;
    bottom: 10%;
}

.offerBtn {
    transition: all .3s;
}

.offerBtn:hover {
    opacity: 0.8;
}

.offer01 {
    width: 81.1%;
    left: 9.5%;
    bottom: 8.5%;
    z-index: 1;
}

.offer02 {
    width: 35.1%;
    left: 9.5%;
    bottom: 17.5%;
    -webkit-mask: url("../img/offer/offer_btn2.png") no-repeat center center;
    mask: url("../img/offer/offer_btn2.png") no-repeat center center;
    -webkit-mask-size: contain;
    mask-size: contain;
}

.offer03 {
    width: 35.1%;
    left: 55%;
    bottom: 17.5%;
    -webkit-mask: url("../img/offer/offer_btn2.png") no-repeat center center;
    mask: url("../img/offer/offer_btn2.png") no-repeat center center;
    -webkit-mask-size: contain;
    mask-size: contain;
}

.offer04 {
    width: 84.3%;
    left: 12.5%;
    bottom: 3.5%;
}