* {
    box-sizing: border-box;
}

img {
    vertical-align: middle;
}

body {
    width: 100vw;
    height: 100%;
    display: flex;
    flex-direction: column;
    background: url(../img/pc/bg.png?m=5) no-repeat;
    background-size: cover;
    background-position: top;
    position: relative;
}

header {
    display: flex;
    justify-content: flex-end;
    align-items: start;
    padding: 4vh 5vw 0;
}

header>img {
    cursor: pointer;
    margin-left: 30px;
}


header>img:last-of-type {
    cursor: pointer;
}

main {
    width: 55%;
    margin: 0 auto;
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 5vh;
}

main>img:first-of-type {
    width: 15%;
}

main>img:nth-of-type(2) {
    width: 100%;
}

main>img:last-of-type {
    width: 80%;
}

.fixed {
    position: absolute;
    right: 5vw;
    bottom: 5vh;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

#qrcode {
    width: 8vw;
    border: 2px solid #fff;
    border-radius: 20px;
    padding: 5px;
    background: #fff;
}

#qrcode>img {
    width: 100%;
    height: 100%;
}

.fixed>img {
    width: 12vw;
}