* {
    box-sizing: border-box;
}

@keyframes float {
    0%,
    to {
        transform: translateY(0)
    }
    50% {
        transform: translateY(-30px)
    }
}

img {
    vertical-align: middle;
}

body {
    width: 100vw;
    height: 100%;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    background: url(../img/pc/bg.jpg?v=11) no-repeat;
    background-size: cover;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 20px 40px 0;
    z-index: 99;
}

header>img:first-of-type {
    width: 350px;
}

header>img:nth-of-type(2) {
    margin-left: auto;
    margin-right: 20px;
}

header>img:not(:first-of-type) {
    cursor: pointer;
    margin-top: 20px;
    width: 140px;
}

footer {
    position: fixed;
    bottom: 40px;
    left: 0;
    right: 0;
    text-align: center;
    width: 100%;
}

main {
    height: 100%;
    padding-top: 120px;
}

.swiper,
.swiper-wrapper,
.swiper-slide {
    height: 100%;
}

.swiper-slide {
    display: flex;
    justify-content: center;
    min-width: 1300px;
}

.wraper {
    background: url(../img/pc/qr.png?v=11) no-repeat center;
    background-size: auto 100%;
    width: 100%;
    padding: 10px 10px 10px 80px;
    box-sizing: border-box;
    margin-top: 40px;
    margin-bottom: 10px;
}

.qr {
    display: inline-block;
    background-color: #fff;
    padding: 10px;
    border-radius: 10px;
    vertical-align: middle;
}

.right {
    height: 100%;
    width: 650px;
    text-align: center;
}

.right {
    position: relative;
}

.right-img {
    height: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 5;
}

.btn {
    position: absolute;
    height: 140px;
    z-index: 2;
    bottom: 1px;
}

.btn img {
    height: 100%;
}

.btn-1 {
    animation: float 1s ease-in-out infinite;
    top: 190px;
    left: 20px;
}

.btn-2 {
    animation: float 1.4s ease-in-out infinite;
    top: 130px;
    right: 40px;
}

.btn-3 {
    animation: float 1.9s ease-in-out infinite;
    top: 360px;
    left: 0rem;
}

.btn-4 {
    animation: float 2.4s ease-in-out infinite;
    top: 320px;
    right: 0px;
}

.left {
    width: 650px;
    height: 100%;
    padding-left: 50px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.l-img {
    width: 94%;
}

.sw,
.tg {
    cursor: pointer;
}

.swiper-box {
    height: 220px;
    overflow: hidden;
    width: 100%;
    z-index: 0;
    background: url(../img/pc/img_bg.png?v=11) no-repeat;
    background-size: cover;
}

@keyframes move {
    to {
        transform: translate(-2250px)
    }
}

.swiper-box ul {
    animation: move 26s linear infinite;
    display: flex;
    height: 100%;
    list-style: none;
    margin: 0;
    padding: 0;
}

.swiper-box ul:hover {
    animation-play-state: paused;
}

ul li {
    background-size: 100% 100%;
    flex-shrink: 0;
    height: 100%;
    padding: 22px 18px 22px 0;
    width: 250px;
}

li img {
    height: 100%;
    width: 100%;
}