* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    width: 100vw;
    height: 100vh;
    max-height: 100vh;
    background: url(../img/pc/bj.png) no-repeat;
    text-align: center;
    padding: 20px 40px 40px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

header>div {
    display: flex;
    width: 30%;
}

header>div>img {
    width: calc(100% / 3 - 10px);
    margin-left: 10px;
    cursor: pointer;
}

main {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 40px 5% 0;
}

main>div {
    width: 45%;
    flex-shrink: 0;
}

main>div:first-of-type {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

main>div:last-of-type {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

main>div:last-of-type>.swiper {
    flex: 1;
    width: 100%;
    margin-bottom: 20px;
}

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

.swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

main>div>img {
    width: 100%;
}

.qr-waper {
    display: flex;
    margin-top: 40px;
    width: 70%;
}

.qr-waper>div:first-of-type {
    background: #fff;
    width: 200px;
    height: 200px;
    padding: 10px;
    border-radius: 10px;
    margin-right: 20px;
    flex-shrink: 0;
}

.qr-waper>div:last-of-type {
    width: calc(100% - 220px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    flex-shrink: 0;
    padding: 10px 0;
}

.qr-waper>div:last-of-type>img {
    width: 100%;
}

.qr-waper>div:last-of-type>img:not(:last-of-type) {
    cursor: pointer;
}