body {
    margin: 0px;
    padding: 0px;
    width: 100%;

    min-width: 100%;
    height: 100%;
}
/*body{

    min-height: 600px;
    height: 100vh;
}*/

/*div {
    padding: 0;
    margin: 0;
    border: 0;
    display:block
}*/

img{
    display:block;
    width: 100%;
    height: 30%
}

.pcbody{
    width:100%;
    min-width:100%;
    max-width:100%;
}

.pxClass{
    display: block;
}

.mobileClass{
    display: none;
}

.pc{
    display:flex;
    justify-content:center;
    align-items:center;
    color: white;
    background-repeat: no-repeat;
}

.pc1{
    background-image: url("../img/indexbg/pc1.png");
    background-size: 100% 602px;
    height: 600px;
}

.pc2{
    background-image: url("../img/indexbg/pc2.png");
    background-size: 100% 800px;
    height: 800px;

}

.pc3{
    background-image: url("../img/indexbg/pc3.png");
    background-size: 100% 600px;
    height: 600px;
}

.mobile1{
    background-image: url("../img/indexbg/mobile1.png");
    background-size: 100% 700px;
    height: 700px;
}

.mobile2{
    background-image: url("../img/indexbg/mobile2.png");
    background-size: 100% 650px;
    height: 650px;
    color: white;
}

li{
    margin-top: 20px;
    /*float: left;*/
}

button{
    height: 40px;
    width: 40%;
    margin-left: 30%;
    margin-top: 7%;
    background-color: #09567A;
    border: 2px solid #08374D;
    border-radius: 20px;
}

.app div{
   /* position: absolute;*/
    float: left;
    height: 100%;
}
.app div span{
    /*position: absolute;*/
    float: left;
    width: 100%;
    font-size: 1.3em;
    margin-top: 15px;
}




.book{
    width:300px;height:20px;border-bottom:2px solid white;
    -webkit-transform: rotate(30deg);/*Safari 4+,Google Chrome 1+  */
    -moz-transform: rotate(30deg);/*Firefox 3.5+*/
    filter: progid:DXImageTransform.Microsoft.BasicImage(Rotation=0.45);
}

.book1{
    width:300px;height:20px;border-bottom:2px solid white;
    -webkit-transform: rotate(-30deg);/*Safari 4+,Google Chrome 1+  */
    -moz-transform: rotate(-30deg);/*Firefox 3.5+*/
    filter: progid:DXImageTransform.Microsoft.BasicImage(Rotation=0.45);
}


/* 适配多设备 */
@media screen and (max-width: 470px) {
    body{
        width: 100%;
    }
    .pxClass{
        display: none;
    }

    .mobileClass{
        display: block;
    }

    .app div span{
             /*position: absolute;*/
             float: left;
             width: 100%;
             font-size: 1em;
             margin-top: 15px;
         }

    .app div img{
       width: 65%;
    }
}