* {
    margin: 0;
    border: 0;
    padding: 0;
    box-sizing: border-box;
    -moz-box-sizing: border-box; /* Firefox */
    -webkit-box-sizing: border-box; /* Safari */
}

body, html {
    font-family: '微软雅黑';
    width: 100%;
    height: 100%;
}

.body {
    position: relative;
    min-height: 100%;
    min-width: 1200px;
    padding: 0 20px;
    background: url(/images/invite_bg.jpg) no-repeat 50% 50%;
    background-size: cover;
    overflow: hidden;
}

.center {
    width: 100%;
    min-width: 1200px;
    max-width: 1380px;
    margin: 0 auto;
    position: relative;
}

.left {
    padding-top: 10px;
    width: 540px;
    float: left;
    position: relative;
}

.right {
    width: calc(100% - 540px);
    float: right;
}

.footer {
    width: 100%;
    float: left;
    line-height: 25px;
    font-size: 14px;
    color: #fff;
    text-align: center;
    margin: 20px 0;
}
.footer a{
    text-decoration:none;
    color:#ccc;
}

.logo {
    width: 100%;
    overflow: hidden;
}

.logo img {
    float: left;
    height: 130px;
    width: 130px;
}

.app_name {
    float: left;
    height: 130px;
    width: clac(100% - 130px);
    padding-left: 40px;
    font-size: 48px;
    line-height: 130px;
    color: #FFF;
    overflow: hidden;
}

.app_intro {
    font-size: 28px;
    color: #FFF;
    line-height: 46px;
    margin-top: 21px;
    padding-left: 10px;
}

.qrcode {
    width: 243px;
    height: 300px;
    padding-top: 20px;
    background-color: #fff;
    border-radius: 16px;
    margin: 15px 0 0 0;
}

.qrcode img {
    display: block;
    width: 206px;
    height: 206px;
    margin: 0 auto;
}

.qrcode canvas{
    display: block;
    margin:0 auto;
    width: 200px;
    height: 200px;
}

.qrcode p {
    padding: 8px 0;
    font-size: 16px;
    text-align: center;
    line-height: 27px;
    color: #000;
}
.img_s{
    position:absolute;
    left:550px;
    top:570px;
}

.pic_app1 {
    width: 500px;
    height: 900px;
    background: url(https://img.dac6.cn/users/0/0/5da5ab8574766352b3ed0b76a3a6cd90.jpg);
    background-size: 100%;
    position: relative;
    z-index: 100;
    -webkit-animation: flash .8s .8s ease-out both;
    animation: flash .8s .8s ease-out both;
}

.pic_app2 {
    width: 408px;
    height: 806px;
    background: url(https://img.dac6.cn/users/0/0/30e14f008aae36a0128c893a4b91610d.jpg);
    background-size: 100%;
    position: absolute;
    right: 0;
    top: 43px;
    -webkit-animation: flash .8s .4s ease-out both;
    animation: flash .8s .4s ease-out both;
}

@-webkit-keyframes flash {
    0% {
        opacity: 0;
        transform: translate(50%, 0);
    }

}

@keyframes flash {
    0% {
        opacity: 0;
        transform: translate(50%, 0);
    }

}

@media (max-width:1600px) {
    .pic_app1 {
        width: 367px;
        height: 660px;
    }

    .pic_app2 {
        width: 290px;
        height: 572px;
    }

    .body {
        min-width: 1000px;
    }

    .center {
        min-width: 800px;
        max-width: 1000px;
    }

    .left {
        width: 450px;
    }
    .right{
        width: calc(100% - 450px);
    }
    .logo img {
        height: 100px;
        width: 100px;
    }
    .app_name{
        height: 100px;
        width: clac(100% - 100px);
        font-size: 36px;
        line-height: 100px;
    }
    .app_intro {
        font-size: 24px;
        line-height: 40px;
        margin-top: 20px;
    }
    .qrcode{
        width: 200px;
        height: 251px;
        padding-top: 16px;
        margin: 10px 0 0 100px;
    }
    .qrcode img {
        width: 200px;
        height: 200px;
    }
    .qrcode p{
        padding: 10px 0;
        font-size: 14px;
        line-height: 26px;
    }
    .qrcode canvas{
        display: block;
        margin:0 auto;
        width: 160px;
        height: 160px;
    }
    .img_s{
        position:fixed;
        left:340px;
        top:400px;
    }

}

@media (max-width:1200px) {
    .img_s{
        position:relative;
        left:210px;
        top:420px;
    }
}